3221354156 has 6 divisors (see below), whose sum is σ = 5637369780. Its totient is φ = 1610677076.

The previous prime is 3221354153. The next prime is 3221354173. The reversal of 3221354156 is 6514531223.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3221354153) by changing a digit.

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, 402669266 + ... + 402669273.

It is an arithmetic number, because the mean of its divisors is an integer number (939561630).

Almost surely, 2^3221354156 is an apocalyptic number.

It is an amenable number.

3221354156 is a deficient number, since it is larger than the sum of its proper divisors (2416015624).

3221354156 is a wasteful number, since it uses less digits than its factorization.

3221354156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805338543 (or 805338541 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 3221354156 is about 56756.9745141511. The cubic root of 3221354156 is about 1476.8832260278.

Adding to 3221354156 its reverse (6514531223), we get a palindrome (9735885379).

The spelling of 3221354156 in words is "three billion, two hundred twenty-one million, three hundred fifty-four thousand, one hundred fifty-six".