89288972 has 6 divisors (see below), whose sum is σ = 156255708. Its totient is φ = 44644484.

The previous prime is 89288971. The next prime is 89288987. The reversal of 89288972 is 27988298.

It is not an unprimeable number, because it can be changed into a prime (89288971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11161118 + ... + 11161125.

It is an arithmetic number, because the mean of its divisors is an integer number (26042618).

Almost surely, 2^89288972 is an apocalyptic number.

It is an amenable number.

89288972 is a deficient number, since it is larger than the sum of its proper divisors (66966736).

89288972 is a wasteful number, since it uses less digits than its factorization.

89288972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22322247 (or 22322245 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 53.

The square root of 89288972 is about 9449.2842056952. The cubic root of 89288972 is about 446.9572033692.

The spelling of 89288972 in words is "eighty-nine million, two hundred eighty-eight thousand, nine hundred seventy-two".