90042376 has 16 divisors (see below), whose sum is σ = 168930540. Its totient is φ = 44994240.

The previous prime is 90042373. The next prime is 90042377. The reversal of 90042376 is 67324009.

It can be written as a sum of positive squares in 2 ways, for example, as 73444900 + 16597476 = 8570^2 + 4074^2 .

It is not an unprimeable number, because it can be changed into a prime (90042373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22650 + ... + 26326.

Almost surely, 2^90042376 is an apocalyptic number.

It is an amenable number.

90042376 is a deficient number, since it is larger than the sum of its proper divisors (78888164).

90042376 is a wasteful number, since it uses less digits than its factorization.

90042376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6744 (or 6740 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 90042376 is about 9489.0661289718. The cubic root of 90042376 is about 448.2107984373.

The spelling of 90042376 in words is "ninety million, forty-two thousand, three hundred seventy-six".