344403212 has 6 divisors (see below), whose sum is σ = 602705628. Its totient is φ = 172201604.

The previous prime is 344403203. The next prime is 344403223. The reversal of 344403212 is 212304443.

It is a super-2 number, since 2×344403212² = 237227144871833888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43050398 + ... + 43050405.

It is an arithmetic number, because the mean of its divisors is an integer number (100450938).

Almost surely, 2^344403212 is an apocalyptic number.

It is an amenable number.

344403212 is a deficient number, since it is larger than the sum of its proper divisors (258302416).

344403212 is a wasteful number, since it uses less digits than its factorization.

344403212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86100807 (or 86100805 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 344403212 is about 18558.1036746754. The cubic root of 344403212 is about 700.9532672280.

Adding to 344403212 its reverse (212304443), we get a palindrome (556707655).

The spelling of 344403212 in words is "three hundred forty-four million, four hundred three thousand, two hundred twelve".