73575372 has 96 divisors (see below), whose sum is σ = 197317120. Its totient is φ = 21150720.

The previous prime is 73575347. The next prime is 73575389. The reversal of 73575372 is 27357537.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 73575372.

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 31 ways as a sum of consecutive naturals, for example, 305172 + ... + 305412.

Almost surely, 2^73575372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73575372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98658560).

73575372 is an abundant number, since it is smaller than the sum of its proper divisors (123741748).

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

73575372 is a wasteful number, since it uses less digits than its factorization.

73575372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 381 counting only the distinct ones).

The product of its digits is 154350, while the sum is 39.

The square root of 73575372 is about 8577.6087576900. The cubic root of 73575372 is about 419.0290723975.

The spelling of 73575372 in words is "seventy-three million, five hundred seventy-five thousand, three hundred seventy-two".