90973092 has 48 divisors (see below), whose sum is σ = 243246080. Its totient is φ = 25922592.

The previous prime is 90973067. The next prime is 90973093. The reversal of 90973092 is 29037909.

It is a super-2 number, since 2×90973092² = 16552206936080928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 90973092.

It is not an unprimeable number, because it can be changed into a prime (90973093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35643 + ... + 38109.

Almost surely, 2^90973092 is an apocalyptic number.

It is an amenable number.

90973092 is an abundant number, since it is smaller than the sum of its proper divisors (152272988).

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

90973092 is a wasteful number, since it uses less digits than its factorization.

90973092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2920 (or 2918 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 39.

The square root of 90973092 is about 9537.9815474764. The cubic root of 90973092 is about 449.7498066009.

The spelling of 90973092 in words is "ninety million, nine hundred seventy-three thousand, ninety-two".