336431409 has 8 divisors (see below), whose sum is σ = 455929152. Its totient is φ = 220610640.

The previous prime is 336431399. The next prime is 336431467. The reversal of 336431409 is 904134633.

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

It is not a de Polignac number, because 336431409 - 2¹¹ = 336429361 is a prime.

It is a super-2 number, since 2×336431409² = 226372185923450562, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 336431409.

It is not an unprimeable number, because it can be changed into a prime (336431489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 919029 + ... + 919394.

It is an arithmetic number, because the mean of its divisors is an integer number (56991144).

Almost surely, 2^336431409 is an apocalyptic number.

It is an amenable number.

336431409 is a deficient number, since it is larger than the sum of its proper divisors (119497743).

336431409 is a wasteful number, since it uses less digits than its factorization.

336431409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838487.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 336431409 is about 18342.0666501897. The cubic root of 336431409 is about 695.5027392619.

The spelling of 336431409 in words is "three hundred thirty-six million, four hundred thirty-one thousand, four hundred nine".