86969836 has 24 divisors (see below), whose sum is σ = 155193920. Its totient is φ = 42636672.

The previous prime is 86969833. The next prime is 86969843. The reversal of 86969836 is 63896968.

It is not an unprimeable number, because it can be changed into a prime (86969833) 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, 48736 + ... + 50488.

Almost surely, 2^86969836 is an apocalyptic number.

It is an amenable number.

86969836 is a deficient number, since it is larger than the sum of its proper divisors (68224084).

86969836 is a wasteful number, since it uses less digits than its factorization.

86969836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993 (or 1991 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 55.

The square root of 86969836 is about 9325.7619527843. The cubic root of 86969836 is about 443.0535462420.

The spelling of 86969836 in words is "eighty-six million, nine hundred sixty-nine thousand, eight hundred thirty-six".