73115256 has 64 divisors (see below), whose sum is σ = 189413280. Its totient is φ = 23500800.

The previous prime is 73115243. The next prime is 73115269. The reversal of 73115256 is 65251137.

It is an interprime number because it is at equal distance from previous prime (73115243) and next prime (73115269).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121356 + ... + 121956.

Almost surely, 2^73115256 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 73115256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94706640).

73115256 is an abundant number, since it is smaller than the sum of its proper divisors (116298024).

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

73115256 is a wasteful number, since it uses less digits than its factorization.

73115256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784 (or 780 counting only the distinct ones).

The product of its digits is 6300, while the sum is 30.

The square root of 73115256 is about 8550.7459323734. The cubic root of 73115256 is about 418.1537555437.

The spelling of 73115256 in words is "seventy-three million, one hundred fifteen thousand, two hundred fifty-six".