89318972 has 12 divisors (see below), whose sum is σ = 156478896. Its totient is φ = 44610720.

The previous prime is 89318963. The next prime is 89318987. The reversal of 89318972 is 27981398.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7904 + ... + 15527.

It is an arithmetic number, because the mean of its divisors is an integer number (13039908).

Almost surely, 2^89318972 is an apocalyptic number.

It is an amenable number.

89318972 is a deficient number, since it is larger than the sum of its proper divisors (67159924).

89318972 is a wasteful number, since it uses less digits than its factorization.

89318972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24388 (or 24386 counting only the distinct ones).

The product of its digits is 217728, while the sum is 47.

The square root of 89318972 is about 9450.8714942062. The cubic root of 89318972 is about 447.0072551444.

The spelling of 89318972 in words is "eighty-nine million, three hundred eighteen thousand, nine hundred seventy-two".