73633506 has 16 divisors (see below), whose sum is σ = 147420000. Its totient is φ = 24519008.

The previous prime is 73633459. The next prime is 73633517. The reversal of 73633506 is 60533637.

It is a Curzon number.

It is an unprimeable number.

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, 445 + ... + 12143.

It is an arithmetic number, because the mean of its divisors is an integer number (9213750).

Almost surely, 2^73633506 is an apocalyptic number.

73633506 is an abundant number, since it is smaller than the sum of its proper divisors (73786494).

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

73633506 is a wasteful number, since it uses less digits than its factorization.

73633506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12753.

The product of its (nonzero) digits is 34020, while the sum is 33.

The square root of 73633506 is about 8580.9967952447. The cubic root of 73633506 is about 419.1394056175.

The spelling of 73633506 in words is "seventy-three million, six hundred thirty-three thousand, five hundred six".