90292 has 6 divisors (see below), whose sum is σ = 158018. Its totient is φ = 45144.

The previous prime is 90289. The next prime is 90313. The reversal of 90292 is 29209.

It can be written as a sum of positive squares in only one way, i.e., 55696 + 34596 = 236^2 + 186^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11283 + ... + 11290.

2⁹⁰²⁹² is an apocalyptic number.

It is an amenable number.

90292 is a deficient number, since it is larger than the sum of its proper divisors (67726).

90292 is a wasteful number, since it uses less digits than its factorization.

90292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22577 (or 22575 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 90292 is about 300.4862725650. The cubic root of 90292 is about 44.8624607077.

The spelling of 90292 in words is "ninety thousand, two hundred ninety-two".