64653448 has 32 divisors (see below), whose sum is σ = 128770560. Its totient is φ = 30327040.

The previous prime is 64653419. The next prime is 64653469. The reversal of 64653448 is 84435646.

It is a self number, because there is not a number n which added to its sum of digits gives 64653448.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58065 + ... + 59167.

It is an arithmetic number, because the mean of its divisors is an integer number (4024080).

Almost surely, 2^64653448 is an apocalyptic number.

64653448 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

64653448 is a deficient number, since it is larger than the sum of its proper divisors (64117112).

64653448 is a wasteful number, since it uses less digits than its factorization.

64653448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557 (or 1553 counting only the distinct ones).

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

The square root of 64653448 is about 8040.7367821612. The cubic root of 64653448 is about 401.3567429187.

The spelling of 64653448 in words is "sixty-four million, six hundred fifty-three thousand, four hundred forty-eight".