89658632 has 48 divisors (see below), whose sum is σ = 196431120. Its totient is φ = 38253600.

The previous prime is 89658631. The next prime is 89658643. The reversal of 89658632 is 23685698.

It is a happy number.

It is a super-2 number, since 2×89658632² = 16077340584222848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (89658631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129407 + ... + 130097.

It is an arithmetic number, because the mean of its divisors is an integer number (4092315).

Almost surely, 2^89658632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89658632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98215560).

89658632 is an abundant number, since it is smaller than the sum of its proper divisors (106772488).

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

89658632 is a wasteful number, since it uses less digits than its factorization.

89658632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042 (or 1031 counting only the distinct ones).

The product of its digits is 622080, while the sum is 47.

The square root of 89658632 is about 9468.8242142306. The cubic root of 89658632 is about 447.5731611603.

The spelling of 89658632 in words is "eighty-nine million, six hundred fifty-eight thousand, six hundred thirty-two".