77325375 has 32 divisors (see below), whose sum is σ = 132170688. Its totient is φ = 40118400.

The previous prime is 77325371. The next prime is 77325427. The reversal of 77325375 is 57352377.

It is a happy number.

It is not a de Polignac number, because 77325375 - 2² = 77325371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77325371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11089 + ... + 16661.

It is an arithmetic number, because the mean of its divisors is an integer number (4130334).

Almost surely, 2^77325375 is an apocalyptic number.

77325375 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

77325375 is a deficient number, since it is larger than the sum of its proper divisors (54845313).

77325375 is a wasteful number, since it uses less digits than its factorization.

77325375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5628 (or 5618 counting only the distinct ones).

The product of its digits is 154350, while the sum is 39.

The square root of 77325375 is about 8793.4848041035. The cubic root of 77325375 is about 426.0304866982.

The spelling of 77325375 in words is "seventy-seven million, three hundred twenty-five thousand, three hundred seventy-five".