344434346 has 4 divisors (see below), whose sum is σ = 516651522. Its totient is φ = 172217172.

The previous prime is 344434339. The next prime is 344434351. The reversal of 344434346 is 643434443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 643434443 = 41 ⋅15693523.

It can be written as a sum of positive squares in only one way, i.e., 280194121 + 64240225 = 16739^2 + 8015^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86108585 + ... + 86108588.

Almost surely, 2^344434346 is an apocalyptic number.

344434346 is a deficient number, since it is larger than the sum of its proper divisors (172217176).

344434346 is a wasteful number, since it uses less digits than its factorization.

344434346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172217175.

The product of its digits is 165888, while the sum is 35.

The square root of 344434346 is about 18558.9424806480. The cubic root of 344434346 is about 700.9743886158.

Adding to 344434346 its reverse (643434443), we get a palindrome (987868789).

The spelling of 344434346 in words is "three hundred forty-four million, four hundred thirty-four thousand, three hundred forty-six".