73504434 has 16 divisors (see below), whose sum is σ = 147229920. Its totient is φ = 24464640.

The previous prime is 73504423. The next prime is 73504469. The reversal of 73504434 is 43440537.

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, 4719 + ... + 13010.

It is an arithmetic number, because the mean of its divisors is an integer number (9201870).

Almost surely, 2^73504434 is an apocalyptic number.

73504434 is an abundant number, since it is smaller than the sum of its proper divisors (73725486).

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

73504434 is a wasteful number, since it uses less digits than its factorization.

73504434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18425.

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 73504434 is about 8573.4726919726. The cubic root of 73504434 is about 418.8943595544.

It can be divided in two parts, 735044 and 34, that added together give a triangular number (735078 = T₁₂₁₂).

The spelling of 73504434 in words is "seventy-three million, five hundred four thousand, four hundred thirty-four".