89659616 has 12 divisors (see below), whose sum is σ = 176517432. Its totient is φ = 44829792.

The previous prime is 89659573. The next prime is 89659631. The reversal of 89659616 is 61695698.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1400900 + ... + 1400963.

It is an arithmetic number, because the mean of its divisors is an integer number (14709786).

Almost surely, 2^89659616 is an apocalyptic number.

It is an amenable number.

89659616 is a deficient number, since it is larger than the sum of its proper divisors (86857816).

89659616 is a wasteful number, since it uses less digits than its factorization.

89659616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801873 (or 2801865 counting only the distinct ones).

The product of its digits is 699840, while the sum is 50.

The square root of 89659616 is about 9468.8761740768. The cubic root of 89659616 is about 447.5747985203.

It can be divided in two parts, 8965 and 9616, that added together give a palindrome (18581).

The spelling of 89659616 in words is "eighty-nine million, six hundred fifty-nine thousand, six hundred sixteen".