343013431 has 8 divisors (see below), whose sum is σ = 351901584. Its totient is φ = 334230720.

The previous prime is 343013423. The next prime is 343013449. The reversal of 343013431 is 134310343.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 343013431 - 2³ = 343013423 is a prime.

It is a super-2 number, since 2×343013431² = 235316427692783522, 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 (343043431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19750 + ... + 32803.

It is an arithmetic number, because the mean of its divisors is an integer number (43987698).

Almost surely, 2^343013431 is an apocalyptic number.

343013431 is a deficient number, since it is larger than the sum of its proper divisors (8888153).

343013431 is a wasteful number, since it uses less digits than its factorization.

343013431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52721.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 343013431 is about 18520.6217768195. The cubic root of 343013431 is about 700.0091366154.

Adding to 343013431 its reverse (134310343), we get a palindrome (477323774).

It can be divided in two parts, 3430 and 13431, that added together give a palindrome (16861).

The spelling of 343013431 in words is "three hundred forty-three million, thirteen thousand, four hundred thirty-one".