73630556 has 12 divisors (see below), whose sum is σ = 128940840. Its totient is φ = 36790320.

The previous prime is 73630517. The next prime is 73630559. The reversal of 73630556 is 65503637.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73630559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1451 + ... + 12221.

It is an arithmetic number, because the mean of its divisors is an integer number (10745070).

Almost surely, 2^73630556 is an apocalyptic number.

It is an amenable number.

73630556 is a deficient number, since it is larger than the sum of its proper divisors (55310284).

73630556 is a wasteful number, since it uses less digits than its factorization.

73630556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12484 (or 12482 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 35.

The square root of 73630556 is about 8580.8249020709. The cubic root of 73630556 is about 419.1338081759.

The spelling of 73630556 in words is "seventy-three million, six hundred thirty thousand, five hundred fifty-six".