336064639 has 2 divisors, whose sum is σ = 336064640. Its totient is φ = 336064638.

The previous prime is 336064537. The next prime is 336064667. The reversal of 336064639 is 936460633.

It is a strong prime.

It is an emirp because it is prime and its reverse (936460633) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 336064639 - 2⁷ = 336064511 is a prime.

It is a super-2 number, since 2×336064639² = 225878883172400642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (336064669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168032319 + 168032320.

It is an arithmetic number, because the mean of its divisors is an integer number (168032320).

Almost surely, 2^336064639 is an apocalyptic number.

336064639 is a deficient number, since it is larger than the sum of its proper divisors (1).

336064639 is an equidigital number, since it uses as much as digits as its factorization.

336064639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 209952, while the sum is 40.

The square root of 336064639 is about 18332.0658683085. The cubic root of 336064639 is about 695.2499068502.

The spelling of 336064639 in words is "three hundred thirty-six million, sixty-four thousand, six hundred thirty-nine".