89015624 has 8 divisors (see below), whose sum is σ = 166904310. Its totient is φ = 44507808.

The previous prime is 89015623. The next prime is 89015629. The reversal of 89015624 is 42651098.

It can be written as a sum of positive squares in only one way, i.e., 55026724 + 33988900 = 7418^2 + 5830^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×89015624² = 15847562632218752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (89015623) 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, 5563469 + ... + 5563484.

Almost surely, 2^89015624 is an apocalyptic number.

It is an amenable number.

89015624 is a deficient number, since it is larger than the sum of its proper divisors (77888686).

89015624 is a wasteful number, since it uses less digits than its factorization.

89015624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11126959 (or 11126955 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 89015624 is about 9434.8091660616. The cubic root of 89015624 is about 446.5006343134.

The spelling of 89015624 in words is "eighty-nine million, fifteen thousand, six hundred twenty-four".