72673464 has 64 divisors (see below), whose sum is σ = 185610240. Its totient is φ = 23708160.

The previous prime is 72673459. The next prime is 72673481. The reversal of 72673464 is 46437627.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344319 + ... + 344529.

It is an arithmetic number, because the mean of its divisors is an integer number (2900160).

Almost surely, 2^72673464 is an apocalyptic number.

It is an amenable number.

72673464 is an abundant number, since it is smaller than the sum of its proper divisors (112936776).

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

72673464 is a wasteful number, since it uses less digits than its factorization.

72673464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460 (or 456 counting only the distinct ones).

The product of its digits is 169344, while the sum is 39.

The square root of 72673464 is about 8524.8732541898. The cubic root of 72673464 is about 417.3098353487.

It can be divided in two parts, 72673 and 464, that added together give a palindrome (73137).

The spelling of 72673464 in words is "seventy-two million, six hundred seventy-three thousand, four hundred sixty-four".