64529368 has 8 divisors (see below), whose sum is σ = 120992580. Its totient is φ = 32264680.

The previous prime is 64529363. The next prime is 64529393. The reversal of 64529368 is 86392546.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64529363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4033078 + ... + 4033093.

Almost surely, 2^64529368 is an apocalyptic number.

It is an amenable number.

64529368 is a deficient number, since it is larger than the sum of its proper divisors (56463212).

64529368 is a wasteful number, since it uses less digits than its factorization.

64529368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8066177 (or 8066173 counting only the distinct ones).

The product of its digits is 311040, while the sum is 43.

The square root of 64529368 is about 8033.0173658470. The cubic root of 64529368 is about 401.0998232007.

The spelling of 64529368 in words is "sixty-four million, five hundred twenty-nine thousand, three hundred sixty-eight".