90706722 has 32 divisors (see below), whose sum is σ = 197553600. Its totient is φ = 27655488.

The previous prime is 90706717. The next prime is 90706769. The reversal of 90706722 is 22760709.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10413 + ... + 17024.

It is an arithmetic number, because the mean of its divisors is an integer number (6173550).

Almost surely, 2^90706722 is an apocalyptic number.

90706722 is an abundant number, since it is smaller than the sum of its proper divisors (106846878).

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

90706722 is a wasteful number, since it uses less digits than its factorization.

90706722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27490.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 90706722 is about 9524.0076648436. The cubic root of 90706722 is about 449.3104203717.

The spelling of 90706722 in words is "ninety million, seven hundred six thousand, seven hundred twenty-two".