88494891 has 4 divisors (see below), whose sum is σ = 117993192. Its totient is φ = 58996592.

The previous prime is 88494881. The next prime is 88494893. The reversal of 88494891 is 19849488.

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

It is a cyclic number.

It is not a de Polignac number, because 88494891 - 2⁵ = 88494859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88494893) 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, 14749146 + ... + 14749151.

It is an arithmetic number, because the mean of its divisors is an integer number (29498298).

Almost surely, 2^88494891 is an apocalyptic number.

88494891 is a deficient number, since it is larger than the sum of its proper divisors (29498301).

88494891 is a wasteful number, since it uses less digits than its factorization.

88494891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29498300.

The product of its digits is 663552, while the sum is 51.

The square root of 88494891 is about 9407.1723169080. The cubic root of 88494891 is about 445.6282688188.

The spelling of 88494891 in words is "eighty-eight million, four hundred ninety-four thousand, eight hundred ninety-one".