3223565144 has 8 divisors (see below), whose sum is σ = 6044184660. Its totient is φ = 1611782568.

The previous prime is 3223565131. The next prime is 3223565153. The reversal of 3223565144 is 4415653223.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3223565144² = 20782744475223481472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201472814 + ... + 201472829.

Almost surely, 2^3223565144 is an apocalyptic number.

It is an amenable number.

3223565144 is a deficient number, since it is larger than the sum of its proper divisors (2820619516).

3223565144 is a wasteful number, since it uses less digits than its factorization.

3223565144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402945649 (or 402945645 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

The square root of 3223565144 is about 56776.4488498532. The cubic root of 3223565144 is about 1477.2210367900.

It can be divided in two parts, 32235 and 65144, that added together give a palindrome (97379).

The spelling of 3223565144 in words is "three billion, two hundred twenty-three million, five hundred sixty-five thousand, one hundred forty-four".