90946480 has 20 divisors (see below), whose sum is σ = 211450752. Its totient is φ = 36378560.

The previous prime is 90946477. The next prime is 90946543. The reversal of 90946480 is 8464909.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 568336 + ... + 568495.

Almost surely, 2^90946480 is an apocalyptic number.

It is an amenable number.

90946480 is an abundant number, since it is smaller than the sum of its proper divisors (120504272).

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

90946480 is a wasteful number, since it uses less digits than its factorization.

90946480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136844 (or 1136838 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 90946480 is about 9536.5863913667. The cubic root of 90946480 is about 449.7059478113.

The spelling of 90946480 in words is "ninety million, nine hundred forty-six thousand, four hundred eighty".