73158252 has 12 divisors (see below), whose sum is σ = 170702616. Its totient is φ = 24386080.

The previous prime is 73158247. The next prime is 73158263. The reversal of 73158252 is 25285137.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 3048249 + ... + 3048272.

It is an arithmetic number, because the mean of its divisors is an integer number (14225218).

Almost surely, 2^73158252 is an apocalyptic number.

It is an amenable number.

73158252 is an abundant number, since it is smaller than the sum of its proper divisors (97544364).

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

73158252 is a wasteful number, since it uses less digits than its factorization.

73158252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6096528 (or 6096526 counting only the distinct ones).

The product of its digits is 16800, while the sum is 33.

The square root of 73158252 is about 8553.2597294833. The cubic root of 73158252 is about 418.2357056810.

The spelling of 73158252 in words is "seventy-three million, one hundred fifty-eight thousand, two hundred fifty-two".