333340389 has 12 divisors (see below), whose sum is σ = 506833600. Its totient is φ = 210530664.

The previous prime is 333340387. The next prime is 333340393. The reversal of 333340389 is 983043333.

It is not a de Polignac number, because 333340389 - 2¹ = 333340387 is a prime.

It is a super-2 number, since 2×333340389² = 222231629877342642, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (333340387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 974509 + ... + 974850.

Almost surely, 2^333340389 is an apocalyptic number.

It is an amenable number.

333340389 is a deficient number, since it is larger than the sum of its proper divisors (173493211).

333340389 is a wasteful number, since it uses less digits than its factorization.

333340389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949384 (or 1949381 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 36.

The square root of 333340389 is about 18257.6118098726. The cubic root of 333340389 is about 693.3661664421.

The spelling of 333340389 in words is "three hundred thirty-three million, three hundred forty thousand, three hundred eighty-nine".