88899861 has 8 divisors (see below), whose sum is σ = 119051680. Its totient is φ = 59007312.

The previous prime is 88899857. The next prime is 88899869. The reversal of 88899861 is 16899888.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 88899861 - 2² = 88899857 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88899869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64015 + ... + 65388.

It is an arithmetic number, because the mean of its divisors is an integer number (14881460).

Almost surely, 2^88899861 is an apocalyptic number.

It is an amenable number.

88899861 is a deficient number, since it is larger than the sum of its proper divisors (30151819).

88899861 is a wasteful number, since it uses less digits than its factorization.

88899861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129635.

The product of its digits is 1990656, while the sum is 57.

The square root of 88899861 is about 9428.6722819281. The cubic root of 88899861 is about 446.3069953644.

The spelling of 88899861 in words is "eighty-eight million, eight hundred ninety-nine thousand, eight hundred sixty-one".