64012284 has 72 divisors (see below), whose sum is σ = 185683680. Its totient is φ = 18214272.

The previous prime is 64012253. The next prime is 64012297. The reversal of 64012284 is 48221046.

64012284 is a `hidden beast` number, since 640 + 12 + 2 + 8 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97702 + ... + 98354.

It is an arithmetic number, because the mean of its divisors is an integer number (2578940).

It is the magic constant of a 504 × 504 magic square.

Almost surely, 2^64012284 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 64012284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92841840).

64012284 is an abundant number, since it is smaller than the sum of its proper divisors (121671396).

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

64012284 is a wasteful number, since it uses less digits than its factorization.

64012284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059 (or 1054 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 64012284 is about 8000.7677131635. The cubic root of 64012284 is about 400.0255900295.

The spelling of 64012284 in words is "sixty-four million, twelve thousand, two hundred eighty-four".