3221363253 has 4 divisors (see below), whose sum is σ = 4295151008. Its totient is φ = 2147575500.

The previous prime is 3221363251. The next prime is 3221363261. The reversal of 3221363253 is 3523631223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3221363253 - 2¹ = 3221363251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3221363253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221363251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536893873 + ... + 536893878.

It is an arithmetic number, because the mean of its divisors is an integer number (1073787752).

Almost surely, 2^3221363253 is an apocalyptic number.

It is an amenable number.

3221363253 is a deficient number, since it is larger than the sum of its proper divisors (1073787755).

3221363253 is a wasteful number, since it uses less digits than its factorization.

3221363253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073787754.

The product of its digits is 19440, while the sum is 30.

The square root of 3221363253 is about 56757.0546540252. The cubic root of 3221363253 is about 1476.8846162500.

Adding to 3221363253 its reverse (3523631223), we get a palindrome (6744994476).

The spelling of 3221363253 in words is "three billion, two hundred twenty-one million, three hundred sixty-three thousand, two hundred fifty-three".