76685385 has 32 divisors (see below), whose sum is σ = 148476672. Its totient is φ = 32993280.

The previous prime is 76685369. The next prime is 76685407. The reversal of 76685385 is 58358667.

It is not a de Polignac number, because 76685385 - 2⁴ = 76685369 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19696 + ... + 23265.

It is an arithmetic number, because the mean of its divisors is an integer number (4639896).

Almost surely, 2^76685385 is an apocalyptic number.

It is an amenable number.

76685385 is a deficient number, since it is larger than the sum of its proper divisors (71791287).

76685385 is a wasteful number, since it uses less digits than its factorization.

76685385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42993.

The product of its digits is 1209600, while the sum is 48.

The square root of 76685385 is about 8757.0191846313. The cubic root of 76685385 is about 424.8518699452.

The spelling of 76685385 in words is "seventy-six million, six hundred eighty-five thousand, three hundred eighty-five".