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40774441 = 361711273
BaseRepresentation
bin1001101110001…
…0101100101001
32211201120000111
42123202230221
540414240231
64013534321
71003401631
oct233425451
984646014
1040774441
112101a494
12117a43a1
1385a81b6
1455b56c1
1538a64b1
hex26e2b29

40774441 has 4 divisors (see below), whose sum is σ = 40789332. Its totient is φ = 40759552.

The previous prime is 40774403. The next prime is 40774451. The reversal of 40774441 is 14447704.

40774441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3515625 + 37258816 = 1875^2 + 6104^2 .

It is a cyclic number.

It is not a de Polignac number, because 40774441 - 211 = 40772393 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40774451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2020 + ... + 9253.

It is an arithmetic number, because the mean of its divisors is an integer number (10197333).

Almost surely, 240774441 is an apocalyptic number.

It is an amenable number.

40774441 is a deficient number, since it is larger than the sum of its proper divisors (14891).

40774441 is a wasteful number, since it uses less digits than its factorization.

40774441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14890.

The product of its (nonzero) digits is 12544, while the sum is 31.

The square root of 40774441 is about 6385.4867473044. The cubic root of 40774441 is about 344.1882223274.

The spelling of 40774441 in words is "forty million, seven hundred seventy-four thousand, four hundred forty-one".

Divisors: 1 3617 11273 40774441