334421403 has 32 divisors (see below), whose sum is σ = 480356352. Its totient is φ = 206448000.

The previous prime is 334421393. The next prime is 334421443. The reversal of 334421403 is 304124433.

It is not a de Polignac number, because 334421403 - 2⁴ = 334421387 is a prime.

It is a super-2 number, since 2×334421403² = 223675349568976818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (334421443) 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, 327033 + ... + 328053.

It is an arithmetic number, because the mean of its divisors is an integer number (15011136).

Almost surely, 2^334421403 is an apocalyptic number.

334421403 is a deficient number, since it is larger than the sum of its proper divisors (145934949).

334421403 is a wasteful number, since it uses less digits than its factorization.

334421403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195.

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

The square root of 334421403 is about 18287.1923214035. The cubic root of 334421403 is about 694.1148803393.

Adding to 334421403 its reverse (304124433), we get a palindrome (638545836).

The spelling of 334421403 in words is "three hundred thirty-four million, four hundred twenty-one thousand, four hundred three".