399895333 has 8 divisors (see below), whose sum is σ = 407921760. Its totient is φ = 391910640.

The previous prime is 399895303. The next prime is 399895339. The reversal of 399895333 is 333598993.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 399895333 - 2⁹ = 399894821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (399895339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9291 + ... + 29767.

It is an arithmetic number, because the mean of its divisors is an integer number (50990220).

Almost surely, 2^399895333 is an apocalyptic number.

It is an amenable number.

399895333 is a deficient number, since it is larger than the sum of its proper divisors (8026427).

399895333 is a wasteful number, since it uses less digits than its factorization.

399895333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20867.

The product of its digits is 2361960, while the sum is 52.

The square root of 399895333 is about 19997.3831538029. The cubic root of 399895333 is about 736.7420280343.

The spelling of 399895333 in words is "three hundred ninety-nine million, eight hundred ninety-five thousand, three hundred thirty-three".