64963339 has 8 divisors (see below), whose sum is σ = 77472000. Its totient is φ = 53261736.

The previous prime is 64963333. The next prime is 64963363. The reversal of 64963339 is 93336946.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 64963339 - 2⁹ = 64962827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64963295 and 64963304.

It is not an unprimeable number, because it can be changed into a prime (64963333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201589 + ... + 201910.

It is an arithmetic number, because the mean of its divisors is an integer number (9684000).

Almost surely, 2^64963339 is an apocalyptic number.

64963339 is a deficient number, since it is larger than the sum of its proper divisors (12508661).

64963339 is a wasteful number, since it uses less digits than its factorization.

64963339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403529.

The product of its digits is 314928, while the sum is 43.

The square root of 64963339 is about 8059.9838089167. The cubic root of 64963339 is about 401.9969699367.

The spelling of 64963339 in words is "sixty-four million, nine hundred sixty-three thousand, three hundred thirty-nine".