90464404 has 6 divisors (see below), whose sum is σ = 158312714. Its totient is φ = 45232200.

The previous prime is 90464393. The next prime is 90464443. The reversal of 90464404 is 40446409.

It can be written as a sum of positive squares in only one way, i.e., 90288004 + 176400 = 9502^2 + 420^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11308047 + ... + 11308054.

Almost surely, 2^90464404 is an apocalyptic number.

It is an amenable number.

90464404 is a deficient number, since it is larger than the sum of its proper divisors (67848310).

90464404 is a wasteful number, since it uses less digits than its factorization.

90464404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22616105 (or 22616103 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 90464404 is about 9511.2777269934. The cubic root of 90464404 is about 448.9099608973.

The spelling of 90464404 in words is "ninety million, four hundred sixty-four thousand, four hundred four".