344013425 has 24 divisors (see below), whose sum is σ = 488754432. Its totient is φ = 235296000.

The previous prime is 344013421. The next prime is 344013427. The reversal of 344013425 is 524310443.

It is not a de Polignac number, because 344013425 - 2² = 344013421 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 344013394 and 344013403.

It is not an unprimeable number, because it can be changed into a prime (344013421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73145 + ... + 77705.

It is an arithmetic number, because the mean of its divisors is an integer number (20364768).

Almost surely, 2^344013425 is an apocalyptic number.

344013425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

344013425 is a deficient number, since it is larger than the sum of its proper divisors (144741007).

344013425 is a wasteful number, since it uses less digits than its factorization.

344013425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5009 (or 5004 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 344013425 is about 18547.5989012055. The cubic root of 344013425 is about 700.6887269043.

Adding to 344013425 its reverse (524310443), we get a palindrome (868323868).

The spelling of 344013425 in words is "three hundred forty-four million, thirteen thousand, four hundred twenty-five".