334146431 has 4 divisors (see below), whose sum is σ = 334188432. Its totient is φ = 334104432.

The previous prime is 334146391. The next prime is 334146451. The reversal of 334146431 is 134641433.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 134641433 = 443 ⋅303931.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-334146431 is a prime.

It is a super-2 number, since 2×334146431² = 223307674700075522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 334146394 and 334146403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334146451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5006 + ... + 26331.

It is an arithmetic number, because the mean of its divisors is an integer number (83547108).

Almost surely, 2^334146431 is an apocalyptic number.

334146431 is a deficient number, since it is larger than the sum of its proper divisors (42001).

334146431 is a wasteful number, since it uses less digits than its factorization.

334146431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42000.

The product of its digits is 10368, while the sum is 29.

The square root of 334146431 is about 18279.6726174185. The cubic root of 334146431 is about 693.9245870047.

Adding to 334146431 its reverse (134641433), we get a palindrome (468787864).

The spelling of 334146431 in words is "three hundred thirty-four million, one hundred forty-six thousand, four hundred thirty-one".