86772698 has 24 divisors (see below), whose sum is σ = 140725728. Its totient is φ = 40051088.

The previous prime is 86772671. The next prime is 86772703. The reversal of 86772698 is 89627768.

It is a happy number.

It is a super-2 number, since 2×86772698² = 15059002236398408, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37565 + ... + 39807.

It is an arithmetic number, because the mean of its divisors is an integer number (5863572).

Almost surely, 2^86772698 is an apocalyptic number.

86772698 is a deficient number, since it is larger than the sum of its proper divisors (53953030).

86772698 is a wasteful number, since it uses less digits than its factorization.

86772698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2326 (or 2297 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 53.

The square root of 86772698 is about 9315.1864178877. The cubic root of 86772698 is about 442.7185305950.

The spelling of 86772698 in words is "eighty-six million, seven hundred seventy-two thousand, six hundred ninety-eight".