64353748 has 18 divisors (see below), whose sum is σ = 113496558. Its totient is φ = 31927680.

The previous prime is 64353689. The next prime is 64353749. The reversal of 64353748 is 84735346.

It can be written as a sum of positive squares in 3 ways, for example, as 13630864 + 50722884 = 3692^2 + 7122^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 64353748.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64353749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 232186 + ... + 232462.

Almost surely, 2^64353748 is an apocalyptic number.

It is an amenable number.

64353748 is a deficient number, since it is larger than the sum of its proper divisors (49142810).

64353748 is a wasteful number, since it uses less digits than its factorization.

64353748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763 (or 520 counting only the distinct ones).

The product of its digits is 241920, while the sum is 40.

The square root of 64353748 is about 8022.0787829589. The cubic root of 64353748 is about 400.7356213239.

The spelling of 64353748 in words is "sixty-four million, three hundred fifty-three thousand, seven hundred forty-eight".