334400423 has 16 divisors (see below), whose sum is σ = 387587904. Its totient is φ = 282597120.

The previous prime is 334400393. The next prime is 334400431. The reversal of 334400423 is 324004433.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 334400423 - 2⁸ = 334400167 is a prime.

It is a super-2 number, since 2×334400423² = 223647285805157858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334400483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149453 + ... + 151673.

It is an arithmetic number, because the mean of its divisors is an integer number (24224244).

Almost surely, 2^334400423 is an apocalyptic number.

334400423 is a deficient number, since it is larger than the sum of its proper divisors (53187481).

334400423 is a wasteful number, since it uses less digits than its factorization.

334400423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2522.

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

The square root of 334400423 is about 18286.6186868978. The cubic root of 334400423 is about 694.1003648861.

Adding to 334400423 its reverse (324004433), we get a palindrome (658404856).

The spelling of 334400423 in words is "three hundred thirty-four million, four hundred thousand, four hundred twenty-three".