64616704 has 18 divisors (see below), whose sum is σ = 128981510. Its totient is φ = 32308224.

The previous prime is 64616653. The next prime is 64616737. The reversal of 64616704 is 40761646.

It is a happy number.

64616704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 41576704 + 23040000 = 6448^2 + 4800^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 64616704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125949 + ... + 126460.

Almost surely, 2^64616704 is an apocalyptic number.

64616704 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

64616704 is a deficient number, since it is larger than the sum of its proper divisors (64364806).

64616704 is an equidigital number, since it uses as much as digits as its factorization.

64616704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252425 (or 252411 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 64616704 is about 8038.4515921911. The cubic root of 64616704 is about 401.2806951735.

The spelling of 64616704 in words is "sixty-four million, six hundred sixteen thousand, seven hundred four".