90464786 has 16 divisors (see below), whose sum is σ = 143998560. Its totient is φ = 42477120.

The previous prime is 90464783. The next prime is 90464821. The reversal of 90464786 is 68746409.

It is not an unprimeable number, because it can be changed into a prime (90464783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13985 + ... + 19403.

It is an arithmetic number, because the mean of its divisors is an integer number (8999910).

Almost surely, 2^90464786 is an apocalyptic number.

90464786 is a deficient number, since it is larger than the sum of its proper divisors (53533774).

90464786 is a wasteful number, since it uses less digits than its factorization.

90464786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5929.

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 90464786 is about 9511.2978083961. The cubic root of 90464786 is about 448.9105927604.

The spelling of 90464786 in words is "ninety million, four hundred sixty-four thousand, seven hundred eighty-six".