76801613 has 4 divisors (see below), whose sum is σ = 87773280. Its totient is φ = 65829948.

The previous prime is 76801607. The next prime is 76801633. The reversal of 76801613 is 31610867.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 76801613 - 2⁸ = 76801357 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76801613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76801633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5485823 + ... + 5485836.

It is an arithmetic number, because the mean of its divisors is an integer number (21943320).

Almost surely, 2^76801613 is an apocalyptic number.

It is an amenable number.

76801613 is a deficient number, since it is larger than the sum of its proper divisors (10971667).

76801613 is a wasteful number, since it uses less digits than its factorization.

76801613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10971666.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 76801613 is about 8763.6529484000. The cubic root of 76801613 is about 425.0664034652.

The spelling of 76801613 in words is "seventy-six million, eight hundred one thousand, six hundred thirteen".