64343616 has 28 divisors (see below), whose sum is σ = 170242992. Its totient is φ = 21447808.

The previous prime is 64343603. The next prime is 64343621. The reversal of 64343616 is 61634346.

64343616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

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, 167370 + ... + 167753.

Almost surely, 2^64343616 is an apocalyptic number.

It is an amenable number.

64343616 is an abundant number, since it is smaller than the sum of its proper divisors (105899376).

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

64343616 is a wasteful number, since it uses less digits than its factorization.

64343616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335138 (or 335128 counting only the distinct ones).

The product of its digits is 31104, while the sum is 33.

The square root of 64343616 is about 8021.4472509641. The cubic root of 64343616 is about 400.7145893118.

The spelling of 64343616 in words is "sixty-four million, three hundred forty-three thousand, six hundred sixteen".