344420350 has 12 divisors (see below), whose sum is σ = 640621944. Its totient is φ = 137768120.

The previous prime is 344420303. The next prime is 344420359. The reversal of 344420350 is 53024443.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344420359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3444154 + ... + 3444253.

It is an arithmetic number, because the mean of its divisors is an integer number (53385162).

Almost surely, 2^344420350 is an apocalyptic number.

344420350 is a deficient number, since it is larger than the sum of its proper divisors (296201594).

344420350 is a wasteful number, since it uses less digits than its factorization.

344420350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6888419 (or 6888414 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 344420350 is about 18558.5654079188. The cubic root of 344420350 is about 700.9648938499.

Adding to 344420350 its reverse (53024443), we get a palindrome (397444793).

The spelling of 344420350 in words is "three hundred forty-four million, four hundred twenty thousand, three hundred fifty".