90800104 has 8 divisors (see below), whose sum is σ = 170250210. Its totient is φ = 45400048.

The previous prime is 90800081. The next prime is 90800167. The reversal of 90800104 is 40100809.

It can be written as a sum of positive squares in only one way, i.e., 88397604 + 2402500 = 9402^2 + 1550^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5674999 + ... + 5675014.

Almost surely, 2^90800104 is an apocalyptic number.

It is an amenable number.

90800104 is a deficient number, since it is larger than the sum of its proper divisors (79450106).

90800104 is a wasteful number, since it uses less digits than its factorization.

90800104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11350019 (or 11350015 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 90800104 is about 9528.9088567370. The cubic root of 90800104 is about 449.4645549079.

The spelling of 90800104 in words is "ninety million, eight hundred thousand, one hundred four".