89444016 has 30 divisors (see below), whose sum is σ = 250319420. Its totient is φ = 29814624.

The previous prime is 89443931. The next prime is 89444029. The reversal of 89444016 is 61044498.

It is a happy number.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 310426 + ... + 310713.

Almost surely, 2^89444016 is an apocalyptic number.

It is an amenable number.

89444016 is an abundant number, since it is smaller than the sum of its proper divisors (160875404).

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

89444016 is a wasteful number, since it uses less digits than its factorization.

89444016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621153 (or 621144 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 89444016 is about 9457.4846550232. The cubic root of 89444016 is about 447.2157569895.

The spelling of 89444016 in words is "eighty-nine million, four hundred forty-four thousand, sixteen".