64252628 has 24 divisors (see below), whose sum is σ = 123019680. Its totient is φ = 29121120.

The previous prime is 64252567. The next prime is 64252633. The reversal of 64252628 is 82625246.

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, 14750 + ... + 18602.

It is an arithmetic number, because the mean of its divisors is an integer number (5125820).

Almost surely, 2^64252628 is an apocalyptic number.

It is an amenable number.

64252628 is a deficient number, since it is larger than the sum of its proper divisors (58767052).

64252628 is a wasteful number, since it uses less digits than its factorization.

64252628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4247 (or 4245 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 64252628 is about 8015.7736994005. The cubic root of 64252628 is about 400.5256173468.

The spelling of 64252628 in words is "sixty-four million, two hundred fifty-two thousand, six hundred twenty-eight".