344446623 has 12 divisors (see below), whose sum is σ = 498721288. Its totient is φ = 229083120.

The previous prime is 344446621. The next prime is 344446651. The reversal of 344446623 is 326644443.

It is not a de Polignac number, because 344446623 - 2¹ = 344446621 is a prime.

It is a super-2 number, since 2×344446623² = 237286952192208258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344446621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41665 + ... + 49242.

Almost surely, 2^344446623 is an apocalyptic number.

344446623 is a deficient number, since it is larger than the sum of its proper divisors (154274665).

344446623 is a wasteful number, since it uses less digits than its factorization.

344446623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91334 (or 91331 counting only the distinct ones).

The product of its digits is 165888, while the sum is 36.

The square root of 344446623 is about 18559.2732346932. The cubic root of 344446623 is about 700.9827170151.

The spelling of 344446623 in words is "three hundred forty-four million, four hundred forty-six thousand, six hundred twenty-three".