76385013 has 4 divisors (see below), whose sum is σ = 101846688. Its totient is φ = 50923340.

The previous prime is 76384981. The next prime is 76385017. The reversal of 76385013 is 31058367.

It is a happy number.

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 76385013 - 2⁵ = 76384981 is a prime.

It is a super-2 number, since 2×76385013² = 11669340422020338, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76385017) 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, 12730833 + ... + 12730838.

It is an arithmetic number, because the mean of its divisors is an integer number (25461672).

Almost surely, 2^76385013 is an apocalyptic number.

It is an amenable number.

76385013 is a deficient number, since it is larger than the sum of its proper divisors (25461675).

76385013 is a wasteful number, since it uses less digits than its factorization.

76385013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25461674.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 76385013 is about 8739.8520010353. The cubic root of 76385013 is about 424.2964377827.

The spelling of 76385013 in words is "seventy-six million, three hundred eighty-five thousand, thirteen".