73245522 has 16 divisors (see below), whose sum is σ = 167418432. Its totient is φ = 20927280.

The previous prime is 73245521. The next prime is 73245541. The reversal of 73245522 is 22554237.

It is a self number, because there is not a number n which added to its sum of digits gives 73245522.

It is not an unprimeable number, because it can be changed into a prime (73245521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 871929 + ... + 872012.

It is an arithmetic number, because the mean of its divisors is an integer number (10463652).

Almost surely, 2^73245522 is an apocalyptic number.

73245522 is an abundant number, since it is smaller than the sum of its proper divisors (94172910).

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

73245522 is a wasteful number, since it uses less digits than its factorization.

73245522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1743953.

The product of its digits is 16800, while the sum is 30.

The square root of 73245522 is about 8558.3597727602. The cubic root of 73245522 is about 418.4019431426.

Adding to 73245522 its reverse (22554237), we get a palindrome (95799759).

The spelling of 73245522 in words is "seventy-three million, two hundred forty-five thousand, five hundred twenty-two".