65250576 has 80 divisors (see below), whose sum is σ = 188886720. Its totient is φ = 21565440.

The previous prime is 65250569. The next prime is 65250589. The reversal of 65250576 is 67505256.

65250576 is a `hidden beast` number, since 65 + 25 + 0 + 576 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 65250576.

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, 56016 + ... + 57168.

It is an arithmetic number, because the mean of its divisors is an integer number (2361084).

Almost surely, 2^65250576 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 65250576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94443360).

65250576 is an abundant number, since it is smaller than the sum of its proper divisors (123636144).

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

65250576 is a wasteful number, since it uses less digits than its factorization.

65250576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301 (or 1289 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 65250576 is about 8077.7828641280. The cubic root of 65250576 is about 402.5885786815.

The spelling of 65250576 in words is "sixty-five million, two hundred fifty thousand, five hundred seventy-six".