73513412 has 24 divisors (see below), whose sum is σ = 147301056. Its totient is φ = 31447008.

The previous prime is 73513411. The next prime is 73513421. The reversal of 73513412 is 21431537.

It is not an unprimeable number, because it can be changed into a prime (73513411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15023 + ... + 19305.

It is an arithmetic number, because the mean of its divisors is an integer number (6137544).

Almost surely, 2^73513412 is an apocalyptic number.

It is an amenable number.

73513412 is an abundant number, since it is smaller than the sum of its proper divisors (73787644).

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

73513412 is a wasteful number, since it uses less digits than its factorization.

73513412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4907 (or 4905 counting only the distinct ones).

The product of its digits is 2520, while the sum is 26.

The square root of 73513412 is about 8573.9962677855. The cubic root of 73513412 is about 418.9114137657.

Adding to 73513412 its reverse (21431537), we get a palindrome (94944949).

The spelling of 73513412 in words is "seventy-three million, five hundred thirteen thousand, four hundred twelve".