90692312 has 16 divisors (see below), whose sum is σ = 177441840. Its totient is φ = 43374496.

The previous prime is 90692311. The next prime is 90692321. The reversal of 90692312 is 21329609.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90692311) 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, 246263 + ... + 246630.

It is an arithmetic number, because the mean of its divisors is an integer number (11090115).

Almost surely, 2^90692312 is an apocalyptic number.

90692312 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

90692312 is a deficient number, since it is larger than the sum of its proper divisors (86749528).

90692312 is a wasteful number, since it uses less digits than its factorization.

90692312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492922 (or 492918 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 90692312 is about 9523.2511255348. The cubic root of 90692312 is about 449.2866260821.

The spelling of 90692312 in words is "ninety million, six hundred ninety-two thousand, three hundred twelve".