73704136 has 32 divisors (see below), whose sum is σ = 151243200. Its totient is φ = 33394240.

The previous prime is 73704091. The next prime is 73704151. The reversal of 73704136 is 63140737.

It is a junction number, because it is equal to n+sod(n) for n = 73704098 and 73704107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30426 + ... + 32758.

It is an arithmetic number, because the mean of its divisors is an integer number (4726350).

Almost surely, 2^73704136 is an apocalyptic number.

It is an amenable number.

73704136 is an abundant number, since it is smaller than the sum of its proper divisors (77539064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73704136 is a wasteful number, since it uses less digits than its factorization.

73704136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2709 (or 2705 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 73704136 is about 8585.1112980555. Note that the first 3 decimals coincide. The cubic root of 73704136 is about 419.2733770364.

The spelling of 73704136 in words is "seventy-three million, seven hundred four thousand, one hundred thirty-six".