346442043 has 8 divisors (see below), whose sum is σ = 462012688. Its totient is φ = 230916384.

The previous prime is 346442011. The next prime is 346442051. The reversal of 346442043 is 340244643.

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

It is not a de Polignac number, because 346442043 - 2⁵ = 346442011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 346442043.

It is not an unprimeable number, because it can be changed into a prime (346442053) 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, 16521 + ... + 31077.

It is an arithmetic number, because the mean of its divisors is an integer number (57751586).

Almost surely, 2^346442043 is an apocalyptic number.

346442043 is a deficient number, since it is larger than the sum of its proper divisors (115570645).

346442043 is a wasteful number, since it uses less digits than its factorization.

346442043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22493.

The product of its (nonzero) digits is 27648, while the sum is 30.

The square root of 346442043 is about 18612.9536344987. The cubic root of 346442043 is about 702.3337367365. Note that the first 3 decimals are identical.

Adding to 346442043 its reverse (340244643), we get a palindrome (686686686).

The spelling of 346442043 in words is "three hundred forty-six million, four hundred forty-two thousand, forty-three".