88663951 has 4 divisors (see below), whose sum is σ = 91060312. Its totient is φ = 86267592.

The previous prime is 88663943. The next prime is 88663957. The reversal of 88663951 is 15936688.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 88663951 - 2³ = 88663943 is a prime.

It is a super-2 number, since 2×88663951² = 15722592413860802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88663957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1198125 + ... + 1198198.

It is an arithmetic number, because the mean of its divisors is an integer number (22765078).

Almost surely, 2^88663951 is an apocalyptic number.

88663951 is a deficient number, since it is larger than the sum of its proper divisors (2396361).

88663951 is a wasteful number, since it uses less digits than its factorization.

88663951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396360.

The product of its digits is 311040, while the sum is 46.

The square root of 88663951 is about 9416.1537264427. The cubic root of 88663951 is about 445.9118633108.

The spelling of 88663951 in words is "eighty-eight million, six hundred sixty-three thousand, nine hundred fifty-one".