88663986 has 24 divisors (see below), whose sum is σ = 192351744. Its totient is φ = 29516760.

The previous prime is 88663963. The next prime is 88664033. The reversal of 88663986 is 68936688.

It is a super-2 number, since 2×88663986² = 15722604826816392, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13695 + ... + 19101.

It is an arithmetic number, because the mean of its divisors is an integer number (8014656).

Almost surely, 2^88663986 is an apocalyptic number.

88663986 is an abundant number, since it is smaller than the sum of its proper divisors (103687758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88663986 is a wasteful number, since it uses less digits than its factorization.

88663986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6326 (or 6323 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 54.

The square root of 88663986 is about 9416.1555849508. The cubic root of 88663986 is about 445.9119219852.

The spelling of 88663986 in words is "eighty-eight million, six hundred sixty-three thousand, nine hundred eighty-six".