64152244 has 24 divisors (see below), whose sum is σ = 126161280. Its totient is φ = 28320864.

The previous prime is 64152239. The next prime is 64152251. The reversal of 64152244 is 44225146.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25624 + ... + 28015.

It is an arithmetic number, because the mean of its divisors is an integer number (5256720).

Almost surely, 2^64152244 is an apocalyptic number.

It is an amenable number.

64152244 is a deficient number, since it is larger than the sum of its proper divisors (62009036).

64152244 is a wasteful number, since it uses less digits than its factorization.

64152244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53679 (or 53677 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 64152244 is about 8009.5095979717. The cubic root of 64152244 is about 400.3169238319.

The spelling of 64152244 in words is "sixty-four million, one hundred fifty-two thousand, two hundred forty-four".