77325424 has 20 divisors (see below), whose sum is σ = 163438200. Its totient is φ = 35147840.

The previous prime is 77325371. The next prime is 77325427. The reversal of 77325424 is 42452377.

It is a self number, because there is not a number n which added to its sum of digits gives 77325424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77325427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219499 + ... + 219850.

It is an arithmetic number, because the mean of its divisors is an integer number (8171910).

Almost surely, 2^77325424 is an apocalyptic number.

It is an amenable number.

77325424 is an abundant number, since it is smaller than the sum of its proper divisors (86112776).

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

77325424 is a wasteful number, since it uses less digits than its factorization.

77325424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439368 (or 439362 counting only the distinct ones).

The product of its digits is 47040, while the sum is 34.

The square root of 77325424 is about 8793.4875902568. The cubic root of 77325424 is about 426.0305766881.

The spelling of 77325424 in words is "seventy-seven million, three hundred twenty-five thousand, four hundred twenty-four".