90911692 has 12 divisors (see below), whose sum is σ = 159467616. Its totient is φ = 45349520.

The previous prime is 90911683. The next prime is 90911729. The reversal of 90911692 is 29611909.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24643 + ... + 28090.

It is an arithmetic number, because the mean of its divisors is an integer number (13288968).

Almost surely, 2^90911692 is an apocalyptic number.

It is an amenable number.

90911692 is a deficient number, since it is larger than the sum of its proper divisors (68555924).

90911692 is a wasteful number, since it uses less digits than its factorization.

90911692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53168 (or 53166 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 37.

The square root of 90911692 is about 9534.7622938383. The cubic root of 90911692 is about 449.6486013894.

The spelling of 90911692 in words is "ninety million, nine hundred eleven thousand, six hundred ninety-two".