346433431 has 4 divisors (see below), whose sum is σ = 346483000. Its totient is φ = 346383864.

The previous prime is 346433419. The next prime is 346433443. The reversal of 346433431 is 134334643.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (346433419) and next prime (346433443).

It is a cyclic number.

It is not a de Polignac number, because 346433431 - 2⁷ = 346433303 is a prime.

It is a super-2 number, since 2×346433431² = 240032244228863522, 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 = 346433393 and 346433402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346433471) 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, 12156 + ... + 28993.

It is an arithmetic number, because the mean of its divisors is an integer number (86620750).

Almost surely, 2^346433431 is an apocalyptic number.

346433431 is a deficient number, since it is larger than the sum of its proper divisors (49569).

346433431 is an equidigital number, since it uses as much as digits as its factorization.

346433431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49568.

The product of its digits is 31104, while the sum is 31.

The square root of 346433431 is about 18612.7222888002. The cubic root of 346433431 is about 702.3279170538.

The spelling of 346433431 in words is "three hundred forty-six million, four hundred thirty-three thousand, four hundred thirty-one".