344304445 has 16 divisors (see below), whose sum is σ = 427691520. Its totient is φ = 265809600.

The previous prime is 344304439. The next prime is 344304449. The reversal of 344304445 is 544403443.

It is not a de Polignac number, because 344304445 - 2⁹ = 344303933 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344304449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55815 + ... + 61675.

It is an arithmetic number, because the mean of its divisors is an integer number (26730720).

Almost surely, 2^344304445 is an apocalyptic number.

It is an amenable number.

344304445 is a deficient number, since it is larger than the sum of its proper divisors (83387075).

344304445 is a wasteful number, since it uses less digits than its factorization.

344304445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6276.

The product of its (nonzero) digits is 46080, while the sum is 31.

The square root of 344304445 is about 18555.4424630619. The cubic root of 344304445 is about 700.8862550090.

Adding to 344304445 its reverse (544403443), we get a palindrome (888707888).

The spelling of 344304445 in words is "three hundred forty-four million, three hundred four thousand, four hundred forty-five".