89256984 has 32 divisors (see below), whose sum is σ = 234888000. Its totient is φ = 28186272.

The previous prime is 89256977. The next prime is 89256989. The reversal of 89256984 is 48965298.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89256989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97414 + ... + 98325.

It is an arithmetic number, because the mean of its divisors is an integer number (7340250).

Almost surely, 2^89256984 is an apocalyptic number.

It is an amenable number.

89256984 is an abundant number, since it is smaller than the sum of its proper divisors (145631016).

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

89256984 is a wasteful number, since it uses less digits than its factorization.

89256984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195767 (or 195763 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 51.

The square root of 89256984 is about 9447.5914390918. The cubic root of 89256984 is about 446.9038224779.

The spelling of 89256984 in words is "eighty-nine million, two hundred fifty-six thousand, nine hundred eighty-four".