344993476 has 27 divisors (see below), whose sum is σ = 622978797. Its totient is φ = 167166000.

The previous prime is 344993437. The next prime is 344993479. The reversal of 344993476 is 674399443.

It is a happy number.

The square root of 344993476 is 18574.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 308704900 + 36288576 = 17570^2 + 6024^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344993479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1374351 + ... + 1374601.

Almost surely, 2^344993476 is an apocalyptic number.

344993476 is the 18574-th square number.

It is an amenable number.

344993476 is a deficient number, since it is larger than the sum of its proper divisors (277985321).

344993476 is an equidigital number, since it uses as much as digits as its factorization.

344993476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580 (or 290 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 49.

The cubic root of 344993476 is about 701.3534873955.

Multiplying 344993476 by its sum of digits (49), we get a square (16904680324 = 130018²).

The spelling of 344993476 in words is "three hundred forty-four million, nine hundred ninety-three thousand, four hundred seventy-six".