73685394 has 24 divisors (see below), whose sum is σ = 162037200. Its totient is φ = 24194808.

The previous prime is 73685393. The next prime is 73685411. The reversal of 73685394 is 49358637.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73685393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29344 + ... + 31755.

It is an arithmetic number, because the mean of its divisors is an integer number (6751550).

Almost surely, 2^73685394 is an apocalyptic number.

73685394 is an abundant number, since it is smaller than the sum of its proper divisors (88351806).

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

73685394 is a wasteful number, since it uses less digits than its factorization.

73685394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61174 (or 61171 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 73685394 is about 8584.0196877687. The cubic root of 73685394 is about 419.2378354408.

The spelling of 73685394 in words is "seventy-three million, six hundred eighty-five thousand, three hundred ninety-four".