89411616 has 72 divisors (see below), whose sum is σ = 290594304. Its totient is φ = 25545600.

The previous prime is 89411599. The next prime is 89411617. The reversal of 89411616 is 61611498.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89411617) 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, 20160 + ... + 24191.

It is an arithmetic number, because the mean of its divisors is an integer number (4036032).

Almost surely, 2^89411616 is an apocalyptic number.

It is an amenable number.

89411616 is an abundant number, since it is smaller than the sum of its proper divisors (201182688).

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

89411616 is a wasteful number, since it uses less digits than its factorization.

89411616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44374 (or 44363 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 89411616 is about 9455.7715708450. The cubic root of 89411616 is about 447.1617509900.

The spelling of 89411616 in words is "eighty-nine million, four hundred eleven thousand, six hundred sixteen".