Search a number
-
+
74962441 = 653114797
BaseRepresentation
bin1000111011111…
…01011000001001
312020001111010201
410131331120021
5123142244231
611234412201
71600112251
oct435753011
9166044121
1074962441
1139350434
1221131061
13126b8498
149d54961
1568ab161
hex477d609

74962441 has 4 divisors (see below), whose sum is σ = 75077892. Its totient is φ = 74846992.

The previous prime is 74962421. The next prime is 74962453. The reversal of 74962441 is 14426947.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14426947 = 19759313.

It can be written as a sum of positive squares in 2 ways, for example, as 10497600 + 64464841 = 3240^2 + 8029^2 .

It is a cyclic number.

It is not a de Polignac number, because 74962441 - 217 = 74831369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74962441.

It is not an unprimeable number, because it can be changed into a prime (74962411) 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, 56746 + ... + 58051.

It is an arithmetic number, because the mean of its divisors is an integer number (18769473).

Almost surely, 274962441 is an apocalyptic number.

It is an amenable number.

74962441 is a deficient number, since it is larger than the sum of its proper divisors (115451).

74962441 is a wasteful number, since it uses less digits than its factorization.

74962441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115450.

The product of its digits is 48384, while the sum is 37.

The square root of 74962441 is about 8658.0852964151. The cubic root of 74962441 is about 421.6459242575.

It can be divided in two parts, 749 and 62441, that added together give a triangular number (63190 = T355).

The spelling of 74962441 in words is "seventy-four million, nine hundred sixty-two thousand, four hundred forty-one".

Divisors: 1 653 114797 74962441