73321242 has 16 divisors (see below), whose sum is σ = 146730720. Its totient is φ = 24425712.

The previous prime is 73321219. The next prime is 73321301. The reversal of 73321242 is 24212337.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12828 + ... + 17640.

It is an arithmetic number, because the mean of its divisors is an integer number (9170670).

Almost surely, 2^73321242 is an apocalyptic number.

73321242 is an abundant number, since it is smaller than the sum of its proper divisors (73409478).

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

73321242 is a wasteful number, since it uses less digits than its factorization.

73321242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7357.

The product of its digits is 2016, while the sum is 24.

The square root of 73321242 is about 8562.7823749060. The cubic root of 73321242 is about 418.5460724733.

Adding to 73321242 its reverse (24212337), we get a palindrome (97533579).

The spelling of 73321242 in words is "seventy-three million, three hundred twenty-one thousand, two hundred forty-two".