73845312 has 28 divisors (see below), whose sum is σ = 195382896. Its totient is φ = 24615040.

The previous prime is 73845287. The next prime is 73845313. The reversal of 73845312 is 21354837.

It is not an unprimeable number, because it can be changed into a prime (73845313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192114 + ... + 192497.

Almost surely, 2^73845312 is an apocalyptic number.

It is an amenable number.

73845312 is an abundant number, since it is smaller than the sum of its proper divisors (121537584).

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

73845312 is a wasteful number, since it uses less digits than its factorization.

73845312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384626 (or 384616 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 73845312 is about 8593.3295060762. The cubic root of 73845312 is about 419.5409042478.

The spelling of 73845312 in words is "seventy-three million, eight hundred forty-five thousand, three hundred twelve".