344420422 has 16 divisors (see below), whose sum is σ = 523555200. Its totient is φ = 169913088.

The previous prime is 344420389. The next prime is 344420431. The reversal of 344420422 is 224024443.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65163 + ... + 70249.

It is an arithmetic number, because the mean of its divisors is an integer number (32722200).

Almost surely, 2^344420422 is an apocalyptic number.

344420422 is a deficient number, since it is larger than the sum of its proper divisors (179134778).

344420422 is a wasteful number, since it uses less digits than its factorization.

344420422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 344420422 is about 18558.5673477238. The cubic root of 344420422 is about 700.9649426947.

Adding to 344420422 its reverse (224024443), we get a palindrome (568444865).

The spelling of 344420422 in words is "three hundred forty-four million, four hundred twenty thousand, four hundred twenty-two".