346444631 has 4 divisors (see below), whose sum is σ = 373094232. Its totient is φ = 319795032.

The previous prime is 346444589. The next prime is 346444633. The reversal of 346444631 is 136444643.

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

It is a cyclic number.

It is not a de Polignac number, because 346444631 - 2¹⁰ = 346443607 is a prime.

It is a super-2 number, since 2×346444631² = 240047764697452322, 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 = 346444591 and 346444600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346444633) 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, 13324781 + ... + 13324806.

It is an arithmetic number, because the mean of its divisors is an integer number (93273558).

Almost surely, 2^346444631 is an apocalyptic number.

346444631 is a deficient number, since it is larger than the sum of its proper divisors (26649601).

346444631 is a wasteful number, since it uses less digits than its factorization.

346444631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26649600.

The product of its digits is 82944, while the sum is 35.

The square root of 346444631 is about 18613.0231558444. The cubic root of 346444631 is about 702.3354855958.

The spelling of 346444631 in words is "three hundred forty-six million, four hundred forty-four thousand, six hundred thirty-one".