744224252 has 12 divisors (see below), whose sum is σ = 1306084416. Its totient is φ = 371057280.

The previous prime is 744224237. The next prime is 744224279. The reversal of 744224252 is 252422447.

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, 262124 + ... + 264947.

It is an arithmetic number, because the mean of its divisors is an integer number (108840368).

Almost surely, 2^744224252 is an apocalyptic number.

It is an amenable number.

744224252 is a deficient number, since it is larger than the sum of its proper divisors (561860164).

744224252 is a wasteful number, since it uses less digits than its factorization.

744224252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527428 (or 527426 counting only the distinct ones).

The product of its digits is 35840, while the sum is 32.

The square root of 744224252 is about 27280.4738228646. The cubic root of 744224252 is about 906.2220102525. Note that the first 3 decimals are identical.

Adding to 744224252 its reverse (252422447), we get a palindrome (996646699).

The spelling of 744224252 in words is "seven hundred forty-four million, two hundred twenty-four thousand, two hundred fifty-two".