772535044 has 12 divisors (see below), whose sum is σ = 1352262604. Its totient is φ = 386174304.

The previous prime is 772535011. The next prime is 772535047. The reversal of 772535044 is 440535277.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 290293444 + 482241600 = 17038^2 + 21960^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 772534994 and 772535012.

It is not an unprimeable number, because it can be changed into a prime (772535047) 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, 2619 + ... + 39394.

Almost surely, 2^772535044 is an apocalyptic number.

It is an amenable number.

772535044 is a deficient number, since it is larger than the sum of its proper divisors (579727560).

772535044 is a wasteful number, since it uses less digits than its factorization.

772535044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46614 (or 46612 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 37.

The square root of 772535044 is about 27794.5146386837. The cubic root of 772535044 is about 917.5704025746.

The spelling of 772535044 in words is "seven hundred seventy-two million, five hundred thirty-five thousand, forty-four".