77045332 has 24 divisors (see below), whose sum is σ = 165944576. Its totient is φ = 30479328.

The previous prime is 77045317. The next prime is 77045347. The reversal of 77045332 is 23354077.

It is an interprime number because it is at equal distance from previous prime (77045317) and next prime (77045347).

It is a junction number, because it is equal to n+sod(n) for n = 77045294 and 77045303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105468 + ... + 106195.

Almost surely, 2^77045332 is an apocalyptic number.

It is an amenable number.

77045332 is an abundant number, since it is smaller than the sum of its proper divisors (88899244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77045332 is a wasteful number, since it uses less digits than its factorization.

77045332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211687 (or 211685 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 31.

The square root of 77045332 is about 8777.5470377549. The cubic root of 77045332 is about 425.5155579570.

It can be divided in two parts, 77045 and 332, that added together give a palindrome (77377).

The spelling of 77045332 in words is "seventy-seven million, forty-five thousand, three hundred thirty-two".