86976994 has 16 divisors (see below), whose sum is σ = 141237432. Its totient is φ = 39932928.

The previous prime is 86976971. The next prime is 86976997. The reversal of 86976994 is 49967968.

It can be written as a sum of positive squares in 4 ways, for example, as 25150225 + 61826769 = 5015^2 + 7863^2 .

It is not an unprimeable number, because it can be changed into a prime (86976997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3649 + ... + 13684.

Almost surely, 2^86976994 is an apocalyptic number.

86976994 is a deficient number, since it is larger than the sum of its proper divisors (54260438).

86976994 is a wasteful number, since it uses less digits than its factorization.

86976994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17541.

The product of its digits is 5878656, while the sum is 58.

The square root of 86976994 is about 9326.1457205000. The cubic root of 86976994 is about 443.0657009937.

The spelling of 86976994 in words is "eighty-six million, nine hundred seventy-six thousand, nine hundred ninety-four".