64252244 has 12 divisors (see below), whose sum is σ = 128504544. Its totient is φ = 27536664.

The previous prime is 64252241. The next prime is 64252247. The reversal of 64252244 is 44225246.

64252244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (64252241) and next prime (64252247).

64252244 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64252241) by changing a digit.

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, 1147334 + ... + 1147389.

It is an arithmetic number, because the mean of its divisors is an integer number (10708712).

Almost surely, 2^64252244 is an apocalyptic number.

It is an amenable number.

64252244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

64252244 is a wasteful number, since it uses less digits than its factorization.

64252244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294734 (or 2294732 counting only the distinct ones).

The product of its digits is 15360, while the sum is 29.

The square root of 64252244 is about 8015.7497465926. The cubic root of 64252244 is about 400.5248194436.

The spelling of 64252244 in words is "sixty-four million, two hundred fifty-two thousand, two hundred forty-four".