64365448 has 32 divisors (see below), whose sum is σ = 138332160. Its totient is φ = 27504000.

The previous prime is 64365443. The next prime is 64365461. The reversal of 64365448 is 84456346.

It is a self number, because there is not a number n which added to its sum of digits gives 64365448.

It is not an unprimeable number, because it can be changed into a prime (64365443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19948 + ... + 22948.

It is an arithmetic number, because the mean of its divisors is an integer number (4322880).

Almost surely, 2^64365448 is an apocalyptic number.

It is an amenable number.

64365448 is an abundant number, since it is smaller than the sum of its proper divisors (73966712).

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

64365448 is a wasteful number, since it uses less digits than its factorization.

64365448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3397 (or 3393 counting only the distinct ones).

The product of its digits is 276480, while the sum is 40.

The square root of 64365448 is about 8022.8079872324. The cubic root of 64365448 is about 400.7599054451.

The spelling of 64365448 in words is "sixty-four million, three hundred sixty-five thousand, four hundred forty-eight".