90613776 has 40 divisors (see below), whose sum is σ = 255367584. Its totient is φ = 27458560.

The previous prime is 90613769. The next prime is 90613781. The reversal of 90613776 is 67731609.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85281 + ... + 86336.

Almost surely, 2^90613776 is an apocalyptic number.

It is an amenable number.

90613776 is an abundant number, since it is smaller than the sum of its proper divisors (164753808).

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

90613776 is a wasteful number, since it uses less digits than its factorization.

90613776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171639 (or 171633 counting only the distinct ones).

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 90613776 is about 9519.1268507148. The cubic root of 90613776 is about 449.1569004057.

The spelling of 90613776 in words is "ninety million, six hundred thirteen thousand, seven hundred seventy-six".