88644516 has 12 divisors (see below), whose sum is σ = 206837232. Its totient is φ = 29548168.

The previous prime is 88644499. The next prime is 88644533. The reversal of 88644516 is 61544688.

It is an interprime number because it is at equal distance from previous prime (88644499) and next prime (88644533).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3693510 + ... + 3693533.

It is an arithmetic number, because the mean of its divisors is an integer number (17236436).

Almost surely, 2^88644516 is an apocalyptic number.

It is an amenable number.

88644516 is an abundant number, since it is smaller than the sum of its proper divisors (118192716).

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

88644516 is a wasteful number, since it uses less digits than its factorization.

88644516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7387050 (or 7387048 counting only the distinct ones).

The product of its digits is 184320, while the sum is 42.

The square root of 88644516 is about 9415.1216667657. The cubic root of 88644516 is about 445.8792798679.

The spelling of 88644516 in words is "eighty-eight million, six hundred forty-four thousand, five hundred sixteen".