64346616 has 64 divisors (see below), whose sum is σ = 188160000. Its totient is φ = 20318688.

The previous prime is 64346593. The next prime is 64346627. The reversal of 64346616 is 61664346.

64346616 is a `hidden beast` number, since 6 + 4 + 34 + 6 + 616 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3736 + ... + 11943.

It is an arithmetic number, because the mean of its divisors is an integer number (2940000).

Almost surely, 2^64346616 is an apocalyptic number.

It is an amenable number.

64346616 is an abundant number, since it is smaller than the sum of its proper divisors (123813384).

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

64346616 is a wasteful number, since it uses less digits than its factorization.

64346616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15713 (or 15703 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 64346616 is about 8021.6342474586. The cubic root of 64346616 is about 400.7208169438.

The spelling of 64346616 in words is "sixty-four million, three hundred forty-six thousand, six hundred sixteen".