90939268 has 12 divisors (see below), whose sum is σ = 181878592. Its totient is φ = 38973960.

The previous prime is 90939259. The next prime is 90939269. The reversal of 90939268 is 86293909.

It is a happy number.

90939268 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (90939269) 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, 1623888 + ... + 1623943.

Almost surely, 2^90939268 is an apocalyptic number.

It is an amenable number.

90939268 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

90939268 is a wasteful number, since it uses less digits than its factorization.

90939268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3247842 (or 3247840 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 90939268 is about 9536.2082611487. The cubic root of 90939268 is about 449.6940603620.

The spelling of 90939268 in words is "ninety million, nine hundred thirty-nine thousand, two hundred sixty-eight".