64258056 has 64 divisors (see below), whose sum is σ = 179150400. Its totient is φ = 21340800.

The previous prime is 64258049. The next prime is 64258081. The reversal of 64258056 is 65085246.

64258056 is a `hidden beast` number, since 642 + 5 + 8 + 0 + 5 + 6 = 666.

64258056 is nontrivially palindromic in base 5.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

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 64258056.

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, 112251 + ... + 112821.

It is an arithmetic number, because the mean of its divisors is an integer number (2799225).

Almost surely, 2^64258056 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 64258056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89575200).

64258056 is an abundant number, since it is smaller than the sum of its proper divisors (114892344).

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

64258056 is a wasteful number, since it uses less digits than its factorization.

64258056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107 (or 1097 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 64258056 is about 8016.1122746628. The cubic root of 64258056 is about 400.5368957018.

The spelling of 64258056 in words is "sixty-four million, two hundred fifty-eight thousand, fifty-six".