73611628 has 48 divisors (see below), whose sum is σ = 138116160. Its totient is φ = 34272000.

The previous prime is 73611623. The next prime is 73611641. The reversal of 73611628 is 82611637.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 73611593 and 73611602.

It is not an unprimeable number, because it can be changed into a prime (73611623) 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 15 ways as a sum of consecutive naturals, for example, 714625 + ... + 714727.

It is an arithmetic number, because the mean of its divisors is an integer number (2877420).

Almost surely, 2^73611628 is an apocalyptic number.

It is an amenable number.

73611628 is a deficient number, since it is larger than the sum of its proper divisors (64504532).

73611628 is a wasteful number, since it uses less digits than its factorization.

73611628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298 (or 296 counting only the distinct ones).

The product of its digits is 12096, while the sum is 34.

The square root of 73611628 is about 8579.7219069152. The cubic root of 73611628 is about 419.0978899147.

Subtracting 73611628 from its reverse (82611637), we obtain a palindrome (9000009).

The spelling of 73611628 in words is "seventy-three million, six hundred eleven thousand, six hundred twenty-eight".