73272474 has 48 divisors (see below), whose sum is σ = 182314080. Its totient is φ = 21034080.

The previous prime is 73272461. The next prime is 73272481. The reversal of 73272474 is 47427237.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5977 + ... + 13500.

It is an arithmetic number, because the mean of its divisors is an integer number (3798210).

Almost surely, 2^73272474 is an apocalyptic number.

73272474 is an abundant number, since it is smaller than the sum of its proper divisors (109041606).

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

73272474 is a wasteful number, since it uses less digits than its factorization.

73272474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19515 (or 19512 counting only the distinct ones).

The product of its digits is 65856, while the sum is 36.

The square root of 73272474 is about 8559.9342287193. The cubic root of 73272474 is about 418.4532563423.

It can be divided in two parts, 7327 and 2474, that added together give a square (9801 = 99²).

The spelling of 73272474 in words is "seventy-three million, two hundred seventy-two thousand, four hundred seventy-four".