88897137 has 32 divisors (see below), whose sum is σ = 138897408. Its totient is φ = 49527936.

The previous prime is 88897121. The next prime is 88897147. The reversal of 88897137 is 73179888.

It is not a de Polignac number, because 88897137 - 2⁴ = 88897121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 88897137.

It is not an unprimeable number, because it can be changed into a prime (88897117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157618 + ... + 158180.

It is an arithmetic number, because the mean of its divisors is an integer number (4340544).

Almost surely, 2^88897137 is an apocalyptic number.

It is an amenable number.

88897137 is a deficient number, since it is larger than the sum of its proper divisors (50000271).

88897137 is a wasteful number, since it uses less digits than its factorization.

88897137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749.

The product of its digits is 677376, while the sum is 51.

The square root of 88897137 is about 9428.5278278213. The cubic root of 88897137 is about 446.3024368546.

The spelling of 88897137 in words is "eighty-eight million, eight hundred ninety-seven thousand, one hundred thirty-seven".