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40570441 = 107379163
BaseRepresentation
bin1001101011000…
…0111001001001
32211100012011221
42122300321021
540341223231
64005322041
71001562112
oct232607111
984305157
1040570441
11209a019a
1211706321
1385363a2
145561209
153865d11
hex26b0e49

40570441 has 4 divisors (see below), whose sum is σ = 40949712. Its totient is φ = 40191172.

The previous prime is 40570433. The next prime is 40570451. The reversal of 40570441 is 14407504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40570441 - 23 = 40570433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40570451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189475 + ... + 189688.

It is an arithmetic number, because the mean of its divisors is an integer number (10237428).

Almost surely, 240570441 is an apocalyptic number.

It is an amenable number.

40570441 is a deficient number, since it is larger than the sum of its proper divisors (379271).

40570441 is a wasteful number, since it uses less digits than its factorization.

40570441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379270.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 40570441 is about 6369.4929939517. The cubic root of 40570441 is about 343.6132557589.

Adding to 40570441 its reverse (14407504), we get a palindrome (54977945).

The spelling of 40570441 in words is "forty million, five hundred seventy thousand, four hundred forty-one".

Divisors: 1 107 379163 40570441