90493956 has 48 divisors (see below), whose sum is σ = 268132480. Its totient is φ = 25855200.

The previous prime is 90493951. The next prime is 90493967. The reversal of 90493956 is 65939409.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (90493951) 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, 59095 + ... + 60606.

Almost surely, 2^90493956 is an apocalyptic number.

It is an amenable number.

90493956 is an abundant number, since it is smaller than the sum of its proper divisors (177638524).

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

90493956 is a wasteful number, since it uses less digits than its factorization.

90493956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119721 (or 119713 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The square root of 90493956 is about 9512.8311243289. The cubic root of 90493956 is about 448.9588373698.

The spelling of 90493956 in words is "ninety million, four hundred ninety-three thousand, nine hundred fifty-six".