334404213 has 32 divisors (see below), whose sum is σ = 525098112. Its totient is φ = 186624000.

The previous prime is 334404209. The next prime is 334404221. The reversal of 334404213 is 312404433.

It is not a de Polignac number, because 334404213 - 2² = 334404209 is a prime.

It is a super-2 number, since 2×334404213² = 223652355344298738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334404283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 257181 + ... + 258477.

It is an arithmetic number, because the mean of its divisors is an integer number (16409316).

Almost surely, 2^334404213 is an apocalyptic number.

334404213 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

334404213 is a deficient number, since it is larger than the sum of its proper divisors (190693899).

334404213 is a wasteful number, since it uses less digits than its factorization.

334404213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 334404213 is about 18286.7223142913. The cubic root of 334404213 is about 694.1029871220.

Adding to 334404213 its reverse (312404433), we get a palindrome (646808646).

The spelling of 334404213 in words is "three hundred thirty-four million, four hundred four thousand, two hundred thirteen".