334404423 has 16 divisors (see below), whose sum is σ = 512498400. Its totient is φ = 215248320.

The previous prime is 334404407. The next prime is 334404457. The reversal of 334404423 is 324404433.

It is not a de Polignac number, because 334404423 - 2⁴ = 334404407 is a prime.

It is a super-2 number, since 2×334404423² = 223652636243925858, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334404923) 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, 212758 + ... + 214323.

It is an arithmetic number, because the mean of its divisors is an integer number (32031150).

Almost surely, 2^334404423 is an apocalyptic number.

334404423 is a deficient number, since it is larger than the sum of its proper divisors (178093977).

334404423 is a wasteful number, since it uses less digits than its factorization.

334404423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427119 (or 427113 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 334404423 is about 18286.7280561614. The cubic root of 334404423 is about 694.1031324168.

Adding to 334404423 its reverse (324404433), we get a palindrome (658808856).

The spelling of 334404423 in words is "three hundred thirty-four million, four hundred four thousand, four hundred twenty-three".