77325672 has 32 divisors (see below), whose sum is σ = 198031680. Its totient is φ = 25146240.

The previous prime is 77325593. The next prime is 77325679. The reversal of 77325672 is 27652377.

It is a self number, because there is not a number n which added to its sum of digits gives 77325672.

It is not an unprimeable number, because it can be changed into a prime (77325679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38308 + ... + 40275.

It is an arithmetic number, because the mean of its divisors is an integer number (6188490).

Almost surely, 2^77325672 is an apocalyptic number.

It is an amenable number.

77325672 is an abundant number, since it is smaller than the sum of its proper divisors (120706008).

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

77325672 is a wasteful number, since it uses less digits than its factorization.

77325672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78633 (or 78629 counting only the distinct ones).

The product of its digits is 123480, while the sum is 39.

The square root of 77325672 is about 8793.5016915902. The cubic root of 77325672 is about 426.0310321461.

The spelling of 77325672 in words is "seventy-seven million, three hundred twenty-five thousand, six hundred seventy-two".