76351685 has 4 divisors (see below), whose sum is σ = 91622028. Its totient is φ = 61081344.

The previous prime is 76351643. The next prime is 76351699. The reversal of 76351685 is 58615367.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58615367 = 3119 ⋅18793.

It can be written as a sum of positive squares in 2 ways, for example, as 38725729 + 37625956 = 6223^2 + 6134^2 .

It is a cyclic number.

It is not a de Polignac number, because 76351685 - 2⁶ = 76351621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7635164 + ... + 7635173.

It is an arithmetic number, because the mean of its divisors is an integer number (22905507).

Almost surely, 2^76351685 is an apocalyptic number.

It is an amenable number.

76351685 is a deficient number, since it is larger than the sum of its proper divisors (15270343).

76351685 is a wasteful number, since it uses less digits than its factorization.

76351685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15270342.

The product of its digits is 151200, while the sum is 41.

The square root of 76351685 is about 8737.9451245702. The cubic root of 76351685 is about 424.2347197037.

The spelling of 76351685 in words is "seventy-six million, three hundred fifty-one thousand, six hundred eighty-five".