3572221504 has 14 divisors (see below), whose sum is σ = 7088627174. Its totient is φ = 1786110720.

The previous prime is 3572221501. The next prime is 3572221507. The reversal of 3572221504 is 4051222753.

It is an interprime number because it is at equal distance from previous prime (3572221501) and next prime (3572221507).

It can be written as a sum of positive squares in only one way, i.e., 3522659904 + 49561600 = 59352^2 + 7040^2 .

It is not an unprimeable number, because it can be changed into a prime (3572221501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27907917 + ... + 27908044.

Almost surely, 2^3572221504 is an apocalyptic number.

It is an amenable number.

3572221504 is a deficient number, since it is larger than the sum of its proper divisors (3516405670).

3572221504 is an equidigital number, since it uses as much as digits as its factorization.

3572221504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55815973 (or 55815963 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 3572221504 is about 59768.0642483927. The cubic root of 3572221504 is about 1528.6666590167. Note that the first 4 decimals are identical.

The spelling of 3572221504 in words is "three billion, five hundred seventy-two million, two hundred twenty-one thousand, five hundred four".