89904216 has 64 divisors (see below), whose sum is σ = 233856000. Its totient is φ = 28771200.

The previous prime is 89904203. The next prime is 89904229. The reversal of 89904216 is 61240998.

It is an interprime number because it is at equal distance from previous prime (89904203) and next prime (89904229).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110451 + ... + 111261.

It is an arithmetic number, because the mean of its divisors is an integer number (3654000).

Almost surely, 2^89904216 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 89904216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116928000).

89904216 is an abundant number, since it is smaller than the sum of its proper divisors (143951784).

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

89904216 is a wasteful number, since it uses less digits than its factorization.

89904216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 996 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 89904216 is about 9481.7833765595. The cubic root of 89904216 is about 447.9814379001.

The spelling of 89904216 in words is "eighty-nine million, nine hundred four thousand, two hundred sixteen".