90502426 has 16 divisors (see below), whose sum is σ = 155683584. Its totient is φ = 38652624.

The previous prime is 90502411. The next prime is 90502427. The reversal of 90502426 is 62420509.

It is a super-2 number, since 2×90502426² = 16381378223770952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90502394 and 90502403.

It is not an unprimeable number, because it can be changed into a prime (90502427) 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, 6930 + ... + 15133.

It is an arithmetic number, because the mean of its divisors is an integer number (9730224).

Almost surely, 2^90502426 is an apocalyptic number.

90502426 is a deficient number, since it is larger than the sum of its proper divisors (65181158).

90502426 is a wasteful number, since it uses less digits than its factorization.

90502426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22365.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 90502426 is about 9513.2763020949. The cubic root of 90502426 is about 448.9728440611.

It can be divided in two parts, 9050 and 2426, that added together give a triangular number (11476 = T₁₅₁).

The spelling of 90502426 in words is "ninety million, five hundred two thousand, four hundred twenty-six".