89157699 has 8 divisors (see below), whose sum is σ = 132085520. Its totient is φ = 59438448.

The previous prime is 89157697. The next prime is 89157703. The reversal of 89157699 is 99675198.

It is not a de Polignac number, because 89157699 - 2¹ = 89157697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89157697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1651042 + ... + 1651095.

It is an arithmetic number, because the mean of its divisors is an integer number (16510690).

Almost surely, 2^89157699 is an apocalyptic number.

89157699 is a deficient number, since it is larger than the sum of its proper divisors (42927821).

89157699 is a wasteful number, since it uses less digits than its factorization.

89157699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3302146 (or 3302140 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 54.

The square root of 89157699 is about 9442.3354632210. The cubic root of 89157699 is about 446.7380565208.

The spelling of 89157699 in words is "eighty-nine million, one hundred fifty-seven thousand, six hundred ninety-nine".