88790042 has 12 divisors (see below), whose sum is σ = 146393898. Its totient is φ = 40359000.

The previous prime is 88790041. The next prime is 88790069. The reversal of 88790042 is 24009788.

It can be written as a sum of positive squares in only one way, i.e., 57441241 + 31348801 = 7579^2 + 5599^2 .

It is a junction number, because it is equal to n+sod(n) for n = 88789978 and 88790005.

It is not an unprimeable number, because it can be changed into a prime (88790041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 183209 + ... + 183692.

Almost surely, 2^88790042 is an apocalyptic number.

88790042 is a deficient number, since it is larger than the sum of its proper divisors (57603856).

88790042 is a wasteful number, since it uses less digits than its factorization.

88790042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366925 (or 366914 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 88790042 is about 9422.8468097492. The cubic root of 88790042 is about 446.1231436188.

The spelling of 88790042 in words is "eighty-eight million, seven hundred ninety thousand, forty-two".