3572224 has 20 divisors (see below), whose sum is σ = 7138494. Its totient is φ = 1785856.

The previous prime is 3572203. The next prime is 3572243. The reversal of 3572224 is 4222753.

It can be written as a sum of positive squares in only one way, i.e., 3385600 + 186624 = 1840^2 + 432^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2977 + ... + 4000.

Almost surely, 2^3572224 is an apocalyptic number.

It is an amenable number.

3572224 is a deficient number, since it is larger than the sum of its proper divisors (3566270).

3572224 is an frugal number, since it uses more digits than its factorization.

3572224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6995 (or 6979 counting only the distinct ones).

The product of its digits is 3360, while the sum is 25.

The square root of 3572224 is about 1890.0328039481. The cubic root of 3572224 is about 152.8667015056.

Adding to 3572224 its reverse (4222753), we get a palindrome (7794977).

The spelling of 3572224 in words is "three million, five hundred seventy-two thousand, two hundred twenty-four".