73894672 has 20 divisors (see below), whose sum is σ = 144564160. Its totient is φ = 36587808.

The previous prime is 73894663. The next prime is 73894673. The reversal of 73894672 is 27649837.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73894673) 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 3 ways as a sum of consecutive naturals, for example, 20772 + ... + 24067.

It is an arithmetic number, because the mean of its divisors is an integer number (7228208).

Almost surely, 2^73894672 is an apocalyptic number.

It is an amenable number.

73894672 is a deficient number, since it is larger than the sum of its proper divisors (70669488).

73894672 is a wasteful number, since it uses less digits than its factorization.

73894672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44950 (or 44944 counting only the distinct ones).

The product of its digits is 508032, while the sum is 46.

The square root of 73894672 is about 8596.2010213815. The cubic root of 73894672 is about 419.6343605380.

The spelling of 73894672 in words is "seventy-three million, eight hundred ninety-four thousand, six hundred seventy-two".