73504906 has 16 divisors (see below), whose sum is σ = 120510720. Its totient is φ = 33474240.

The previous prime is 73504867. The next prime is 73504909. The reversal of 73504906 is 60940537.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (73504909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33816 + ... + 35923.

It is an arithmetic number, because the mean of its divisors is an integer number (7531920).

Almost surely, 2^73504906 is an apocalyptic number.

73504906 is a deficient number, since it is larger than the sum of its proper divisors (47005814).

73504906 is a wasteful number, since it uses less digits than its factorization.

73504906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69789.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 73504906 is about 8573.5002186971. The cubic root of 73504906 is about 418.8952561793.

The spelling of 73504906 in words is "seventy-three million, five hundred four thousand, nine hundred six".