344213524 has 12 divisors (see below), whose sum is σ = 615190464. Its totient is φ = 168444824.

The previous prime is 344213503. The next prime is 344213531. The reversal of 344213524 is 425312443.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 344213492 and 344213501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 915274 + ... + 915649.

It is an arithmetic number, because the mean of its divisors is an integer number (51265872).

Almost surely, 2^344213524 is an apocalyptic number.

It is an amenable number.

344213524 is a deficient number, since it is larger than the sum of its proper divisors (270976940).

344213524 is a wasteful number, since it uses less digits than its factorization.

344213524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830974 (or 1830972 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 344213524 is about 18552.9923192999. The cubic root of 344213524 is about 700.8245548768.

Adding to 344213524 its reverse (425312443), we get a palindrome (769525967).

The spelling of 344213524 in words is "three hundred forty-four million, two hundred thirteen thousand, five hundred twenty-four".