73864392 has 64 divisors (see below), whose sum is σ = 218332800. Its totient is φ = 20375040.

The previous prime is 73864391. The next prime is 73864397. The reversal of 73864392 is 29346837.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (73864391) 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 15 ways as a sum of consecutive naturals, for example, 2709 + ... + 12452.

It is an arithmetic number, because the mean of its divisors is an integer number (3411450).

Almost surely, 2^73864392 is an apocalyptic number.

It is an amenable number.

73864392 is an abundant number, since it is smaller than the sum of its proper divisors (144468408).

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

73864392 is a wasteful number, since it uses less digits than its factorization.

73864392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15206 (or 15202 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 73864392 is about 8594.4395977865. The cubic root of 73864392 is about 419.5770345085.

The spelling of 73864392 in words is "seventy-three million, eight hundred sixty-four thousand, three hundred ninety-two".