88194978 has 24 divisors (see below), whose sum is σ = 195534768. Its totient is φ = 28714392.

The previous prime is 88194971. The next prime is 88194991. The reversal of 88194978 is 87949188.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (88194971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56200 + ... + 57747.

It is an arithmetic number, because the mean of its divisors is an integer number (8147282).

Almost surely, 2^88194978 is an apocalyptic number.

88194978 is an abundant number, since it is smaller than the sum of its proper divisors (107339790).

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

88194978 is a wasteful number, since it uses less digits than its factorization.

88194978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113998 (or 113995 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 54.

The square root of 88194978 is about 9391.2181318506. The cubic root of 88194978 is about 445.1242812404.

It can be divided in two parts, 881 and 94978, that added together give a palindrome (95859).

The spelling of 88194978 in words is "eighty-eight million, one hundred ninety-four thousand, nine hundred seventy-eight".