64629696 has 28 divisors (see below), whose sum is σ = 170999912. Its totient is φ = 21543168.

The previous prime is 64629673. The next prime is 64629703. The reversal of 64629696 is 69692646.

It is a happy number.

64629696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 168115 + ... + 168498.

Almost surely, 2^64629696 is an apocalyptic number.

It is an amenable number.

64629696 is an abundant number, since it is smaller than the sum of its proper divisors (106370216).

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

64629696 is a wasteful number, since it uses less digits than its factorization.

64629696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336628 (or 336618 counting only the distinct ones).

The product of its digits is 839808, while the sum is 48.

The square root of 64629696 is about 8039.2596674072. The cubic root of 64629696 is about 401.3075875460.

The spelling of 64629696 in words is "sixty-four million, six hundred twenty-nine thousand, six hundred ninety-six".