336706389 has 24 divisors (see below), whose sum is σ = 506326912. Its totient is φ = 223598880.

The previous prime is 336706379. The next prime is 336706421. The reversal of 336706389 is 983607633.

It is a happy number.

336706389 is a `hidden beast` number, since 3 + 3 + 6 + 7 + 0 + 638 + 9 = 666.

It is not a de Polignac number, because 336706389 - 2⁴ = 336706373 is a prime.

It is a super-2 number, since 2×336706389² = 226742384786838642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (336706379) 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, 63297 + ... + 68409.

Almost surely, 2^336706389 is an apocalyptic number.

It is an amenable number.

336706389 is a deficient number, since it is larger than the sum of its proper divisors (169620523).

336706389 is an equidigital number, since it uses as much as digits as its factorization.

336706389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5399 (or 5387 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The square root of 336706389 is about 18349.5610029232. The cubic root of 336706389 is about 695.6921758566.

The spelling of 336706389 in words is "three hundred thirty-six million, seven hundred six thousand, three hundred eighty-nine".