90039104 has 14 divisors (see below), whose sum is σ = 178671474. Its totient is φ = 45019520.

The previous prime is 90039101. The next prime is 90039143. The reversal of 90039104 is 40193009.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 89264704 + 774400 = 9448^2 + 880^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90039101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703367 + ... + 703494.

Almost surely, 2^90039104 is an apocalyptic number.

It is an amenable number.

90039104 is a deficient number, since it is larger than the sum of its proper divisors (88632370).

90039104 is a wasteful number, since it uses less digits than its factorization.

90039104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406873 (or 1406863 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 90039104 is about 9488.8937184479. The cubic root of 90039104 is about 448.2053692769.

It can be divided in two parts, 900 and 39104, that added together give a palindrome (40004).

The spelling of 90039104 in words is "ninety million, thirty-nine thousand, one hundred four".