73660356 has 72 divisors (see below), whose sum is σ = 232150464. Its totient is φ = 19131840.

The previous prime is 73660351. The next prime is 73660357. The reversal of 73660356 is 65306637.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 73660356.

It is not an unprimeable number, because it can be changed into a prime (73660351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10515 + ... + 16058.

It is an arithmetic number, because the mean of its divisors is an integer number (3224312).

Almost surely, 2^73660356 is an apocalyptic number.

It is an amenable number.

73660356 is an abundant number, since it is smaller than the sum of its proper divisors (158490108).

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

73660356 is a wasteful number, since it uses less digits than its factorization.

73660356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26601 (or 26596 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 36.

The square root of 73660356 is about 8582.5611562051. The cubic root of 73660356 is about 419.1903449522.

The spelling of 73660356 in words is "seventy-three million, six hundred sixty thousand, three hundred fifty-six".