64830339 has 24 divisors (see below), whose sum is σ = 108625920. Its totient is φ = 36490608.

The previous prime is 64830319. The next prime is 64830361. The reversal of 64830339 is 93303846.

64830339 is a `hidden beast` number, since 648 + 3 + 0 + 3 + 3 + 9 = 666.

It is not a de Polignac number, because 64830339 - 2¹⁷ = 64699267 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64830319) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3459 + ... + 11900.

It is an arithmetic number, because the mean of its divisors is an integer number (4526080).

Almost surely, 2^64830339 is an apocalyptic number.

64830339 is a deficient number, since it is larger than the sum of its proper divisors (43795581).

64830339 is a wasteful number, since it uses less digits than its factorization.

64830339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15439 (or 15436 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 64830339 is about 8051.7289447671. The cubic root of 64830339 is about 401.7224452266.

The spelling of 64830339 in words is "sixty-four million, eight hundred thirty thousand, three hundred thirty-nine".