336446399 has 2 divisors, whose sum is σ = 336446400. Its totient is φ = 336446398.

The previous prime is 336446389. The next prime is 336446401. The reversal of 336446399 is 993644633.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-336446399 is a prime.

It is a super-2 number, since 2×336446399² = 226392358800134402, which contains 22 as substring.

Together with 336446401, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (336446339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168223199 + 168223200.

It is an arithmetic number, because the mean of its divisors is an integer number (168223200).

Almost surely, 2^336446399 is an apocalyptic number.

336446399 is a deficient number, since it is larger than the sum of its proper divisors (1).

336446399 is an equidigital number, since it uses as much as digits as its factorization.

336446399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1259712, while the sum is 47.

The square root of 336446399 is about 18342.4752691669. The cubic root of 336446399 is about 695.5130686891.

The spelling of 336446399 in words is "three hundred thirty-six million, four hundred forty-six thousand, three hundred ninety-nine".