73404004 has 12 divisors (see below), whose sum is σ = 131929084. Its totient is φ = 35709984.

The previous prime is 73403999. The next prime is 73404013. The reversal of 73404004 is 40040437.

It can be written as a sum of positive squares in 2 ways, for example, as 69755904 + 3648100 = 8352^2 + 1910^2 .

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, 247839 + ... + 248134.

Almost surely, 2^73404004 is an apocalyptic number.

73404004 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

73404004 is a deficient number, since it is larger than the sum of its proper divisors (58525080).

73404004 is a wasteful number, since it uses less digits than its factorization.

73404004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496014 (or 496012 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 73404004 is about 8567.6136700951. The cubic root of 73404004 is about 418.7034924513.

The spelling of 73404004 in words is "seventy-three million, four hundred four thousand, four".