73998512 has 40 divisors (see below), whose sum is σ = 164322816. Its totient is φ = 31622976.

The previous prime is 73998497. The next prime is 73998523. The reversal of 73998512 is 21589937.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51143 + ... + 52569.

Almost surely, 2^73998512 is an apocalyptic number.

It is an amenable number.

73998512 is an abundant number, since it is smaller than the sum of its proper divisors (90324304).

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

73998512 is a wasteful number, since it uses less digits than its factorization.

73998512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905 (or 1899 counting only the distinct ones).

The product of its digits is 136080, while the sum is 44.

The square root of 73998512 is about 8602.2387783646. The cubic root of 73998512 is about 419.8308313419.

The spelling of 73998512 in words is "seventy-three million, nine hundred ninety-eight thousand, five hundred twelve".