73949872 has 10 divisors (see below), whose sum is σ = 143277908. Its totient is φ = 36974928.

The previous prime is 73949857. The next prime is 73949879. The reversal of 73949872 is 27894937.

It is not an unprimeable number, because it can be changed into a prime (73949879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310918 + ... + 2310949.

Almost surely, 2^73949872 is an apocalyptic number.

It is an amenable number.

73949872 is a deficient number, since it is larger than the sum of its proper divisors (69328036).

73949872 is a wasteful number, since it uses less digits than its factorization.

73949872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4621875 (or 4621869 counting only the distinct ones).

The product of its digits is 762048, while the sum is 49.

The square root of 73949872 is about 8599.4111426306. The cubic root of 73949872 is about 419.7388247734.

The spelling of 73949872 in words is "seventy-three million, nine hundred forty-nine thousand, eight hundred seventy-two".