344445436 has 6 divisors (see below), whose sum is σ = 602779520. Its totient is φ = 172222716.

The previous prime is 344445427. The next prime is 344445443. The reversal of 344445436 is 634544443.

It is a junction number, because it is equal to n+sod(n) for n = 344445395 and 344445404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43055676 + ... + 43055683.

Almost surely, 2^344445436 is an apocalyptic number.

It is an amenable number.

344445436 is a deficient number, since it is larger than the sum of its proper divisors (258334084).

344445436 is a wasteful number, since it uses less digits than its factorization.

344445436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86111363 (or 86111361 counting only the distinct ones).

The product of its digits is 276480, while the sum is 37.

The square root of 344445436 is about 18559.2412560428. The cubic root of 344445436 is about 700.9819117937.

Adding to 344445436 its reverse (634544443), we get a palindrome (978989879).

The spelling of 344445436 in words is "three hundred forty-four million, four hundred forty-five thousand, four hundred thirty-six".