73612330 has 32 divisors (see below), whose sum is σ = 146059200. Its totient is φ = 26488320.

The previous prime is 73612309. The next prime is 73612337. The reversal of 73612330 is 3321637.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 73612295 and 73612304.

It is not an unprimeable number, because it can be changed into a prime (73612337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7221 + ... + 14119.

It is an arithmetic number, because the mean of its divisors is an integer number (4564350).

Almost surely, 2^73612330 is an apocalyptic number.

73612330 is a deficient number, since it is larger than the sum of its proper divisors (72446870).

73612330 is a wasteful number, since it uses less digits than its factorization.

73612330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7014.

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 73612330 is about 8579.7628172345. The cubic root of 73612330 is about 419.0992221579.

Adding to 73612330 its reverse (3321637), we get a palindrome (76933967).

The spelling of 73612330 in words is "seventy-three million, six hundred twelve thousand, three hundred thirty".