89389656 has 40 divisors (see below), whose sum is σ = 250375620. Its totient is φ = 29796336.

The previous prime is 89389637. The next prime is 89389691. The reversal of 89389656 is 65698398.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 68326 + ... + 69621.

Almost surely, 2^89389656 is an apocalyptic number.

It is an amenable number.

89389656 is an abundant number, since it is smaller than the sum of its proper divisors (160985964).

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

89389656 is a wasteful number, since it uses less digits than its factorization.

89389656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137965 (or 137952 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 89389656 is about 9454.6103039734. The cubic root of 89389656 is about 447.1251395051.

The spelling of 89389656 in words is "eighty-nine million, three hundred eighty-nine thousand, six hundred fifty-six".