77303325 has 24 divisors (see below), whose sum is σ = 139428576. Its totient is φ = 37480000.

The previous prime is 77303311. The next prime is 77303339. The reversal of 77303325 is 52330377.

It is an interprime number because it is at equal distance from previous prime (77303311) and next prime (77303339).

It is not a de Polignac number, because 77303325 - 2¹⁰ = 77302301 is a prime.

It is a hoax number, since the sum of its digits (30) 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 = 77303292 and 77303301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46026 + ... + 47675.

It is an arithmetic number, because the mean of its divisors is an integer number (5809524).

Almost surely, 2^77303325 is an apocalyptic number.

77303325 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

77303325 is a deficient number, since it is larger than the sum of its proper divisors (62125251).

77303325 is a wasteful number, since it uses less digits than its factorization.

77303325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93725 (or 93720 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 30.

The square root of 77303325 is about 8792.2309455564. The cubic root of 77303325 is about 425.9899874214.

The spelling of 77303325 in words is "seventy-seven million, three hundred three thousand, three hundred twenty-five".