88140996 has 18 divisors (see below), whose sum is σ = 222800942. Its totient is φ = 29380320.

The previous prime is 88140931. The next prime is 88141007. The reversal of 88140996 is 69904188.

It can be written as a sum of positive squares in only one way, i.e., 87160896 + 980100 = 9336^2 + 990^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1224145 + ... + 1224216.

Almost surely, 2^88140996 is an apocalyptic number.

It is an amenable number.

88140996 is an abundant number, since it is smaller than the sum of its proper divisors (134659946).

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

88140996 is a wasteful number, since it uses less digits than its factorization.

88140996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2448371 (or 2448366 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 88140996 is about 9388.3436238774. The cubic root of 88140996 is about 445.0334461248.

The spelling of 88140996 in words is "eighty-eight million, one hundred forty thousand, nine hundred ninety-six".