90322712 has 16 divisors (see below), whose sum is σ = 169848360. Its totient is φ = 45029824.

The previous prime is 90322711. The next prime is 90322753. The reversal of 90322712 is 21722309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90322711) 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, 13493 + ... + 19044.

Almost surely, 2^90322712 is an apocalyptic number.

It is an amenable number.

90322712 is a deficient number, since it is larger than the sum of its proper divisors (79525648).

90322712 is a wasteful number, since it uses less digits than its factorization.

90322712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32890 (or 32886 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 90322712 is about 9503.8261768616. The cubic root of 90322712 is about 448.6754664998.

The spelling of 90322712 in words is "ninety million, three hundred twenty-two thousand, seven hundred twelve".