88089516 has 18 divisors (see below), whose sum is σ = 222670812. Its totient is φ = 29363160.

The previous prime is 88089511. The next prime is 88089527. The reversal of 88089516 is 61598088.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×88089516² = 15519525658228512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (88089511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1223430 + ... + 1223501.

Almost surely, 2^88089516 is an apocalyptic number.

It is an amenable number.

88089516 is an abundant number, since it is smaller than the sum of its proper divisors (134581296).

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

88089516 is a wasteful number, since it uses less digits than its factorization.

88089516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446941 (or 2446936 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 45.

The square root of 88089516 is about 9385.6015257414. The cubic root of 88089516 is about 444.9467865503.

The spelling of 88089516 in words is "eighty-eight million, eighty-nine thousand, five hundred sixteen".