334404023 has 4 divisors (see below), whose sum is σ = 337650768. Its totient is φ = 331157280.

The previous prime is 334404019. The next prime is 334404029. The reversal of 334404023 is 320404433.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 334404023 - 2² = 334404019 is a prime.

It is a super-2 number, since 2×334404023² = 223652101197169058, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 334404023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334404029) 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 3 ways as a sum of consecutive naturals, for example, 1623218 + ... + 1623423.

It is an arithmetic number, because the mean of its divisors is an integer number (84412692).

Almost surely, 2^334404023 is an apocalyptic number.

334404023 is a deficient number, since it is larger than the sum of its proper divisors (3246745).

334404023 is a wasteful number, since it uses less digits than its factorization.

334404023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3246744.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 334404023 is about 18286.7171192645. The cubic root of 334404023 is about 694.1028556647.

Adding to 334404023 its reverse (320404433), we get a palindrome (654808456).

The spelling of 334404023 in words is "three hundred thirty-four million, four hundred four thousand, twenty-three".