88299387 has 18 divisors (see below), whose sum is σ = 140194236. Its totient is φ = 53514120.

The previous prime is 88299361. The next prime is 88299397. The reversal of 88299387 is 78399288.

It is a de Polignac number, because none of the positive numbers 2^k-88299387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88299397) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 39453 + ... + 41630.

Almost surely, 2^88299387 is an apocalyptic number.

88299387 is a deficient number, since it is larger than the sum of its proper divisors (51894849).

88299387 is a wasteful number, since it uses less digits than its factorization.

88299387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81111 (or 81097 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 54.

The square root of 88299387 is about 9396.7753511511. The cubic root of 88299387 is about 445.2998643802.

Subtracting from 88299387 its reverse (78399288), we obtain a palindrome (9900099).

The spelling of 88299387 in words is "eighty-eight million, two hundred ninety-nine thousand, three hundred eighty-seven".