76969131 has 16 divisors (see below), whose sum is σ = 104826624. Its totient is φ = 50222304.

The previous prime is 76969121. The next prime is 76969141. The reversal of 76969131 is 13196967.

It is an interprime number because it is at equal distance from previous prime (76969121) and next prime (76969141).

It is not a de Polignac number, because 76969131 - 2⁷ = 76969003 is a prime.

It is a super-2 number, since 2×76969131² = 11848494253790322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76969121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32421 + ... + 34713.

It is an arithmetic number, because the mean of its divisors is an integer number (6551664).

Almost surely, 2^76969131 is an apocalyptic number.

76969131 is a deficient number, since it is larger than the sum of its proper divisors (27857493).

76969131 is a wasteful number, since it uses less digits than its factorization.

76969131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530.

The product of its digits is 61236, while the sum is 42.

The square root of 76969131 is about 8773.2052865529. The cubic root of 76969131 is about 425.3752275573.

The spelling of 76969131 in words is "seventy-six million, nine hundred sixty-nine thousand, one hundred thirty-one".