88917401 has 4 divisors (see below), whose sum is σ = 91320612. Its totient is φ = 86514192.

The previous prime is 88917391. The next prime is 88917403. The reversal of 88917401 is 10471988.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81360400 + 7557001 = 9020^2 + 2749^2 .

It is a cyclic number.

It is not a de Polignac number, because 88917401 - 2⁶ = 88917337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (88917403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1201550 + ... + 1201623.

It is an arithmetic number, because the mean of its divisors is an integer number (22830153).

Almost surely, 2^88917401 is an apocalyptic number.

It is an amenable number.

88917401 is a deficient number, since it is larger than the sum of its proper divisors (2403211).

88917401 is a wasteful number, since it uses less digits than its factorization.

88917401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403210.

The product of its (nonzero) digits is 16128, while the sum is 38.

The square root of 88917401 is about 9429.6023776191. The cubic root of 88917401 is about 446.3363456537.

The spelling of 88917401 in words is "eighty-eight million, nine hundred seventeen thousand, four hundred one".