744483253 has 4 divisors (see below), whose sum is σ = 764604460. Its totient is φ = 724362048.

The previous prime is 744483247. The next prime is 744483269. The reversal of 744483253 is 352384447.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 352384447 = 419 ⋅841013.

It can be written as a sum of positive squares in 2 ways, for example, as 436726404 + 307756849 = 20898^2 + 17543^2 .

It is a cyclic number.

It is not a de Polignac number, because 744483253 - 2¹⁷ = 744352181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744483203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10060548 + ... + 10060621.

It is an arithmetic number, because the mean of its divisors is an integer number (191151115).

Almost surely, 2^744483253 is an apocalyptic number.

It is an amenable number.

744483253 is a deficient number, since it is larger than the sum of its proper divisors (20121207).

744483253 is a wasteful number, since it uses less digits than its factorization.

744483253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20121206.

The product of its digits is 322560, while the sum is 40.

The square root of 744483253 is about 27285.2204132567. The cubic root of 744483253 is about 906.3271242615.

The spelling of 744483253 in words is "seven hundred forty-four million, four hundred eighty-three thousand, two hundred fifty-three".