3552222 has 16 divisors (see below), whose sum is σ = 7296912. Its totient is φ = 1152000.

The previous prime is 3552217. The next prime is 3552233. The reversal of 3552222 is 2222553.

It is a super-2 number, since 2×3552222² = 25236562274568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7779 + ... + 8222.

It is an arithmetic number, because the mean of its divisors is an integer number (456057).

Almost surely, 2^3552222 is an apocalyptic number.

3552222 is an abundant number, since it is smaller than the sum of its proper divisors (3744690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3552222 is a wasteful number, since it uses less digits than its factorization.

3552222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16043.

The product of its digits is 1200, while the sum is 21.

The square root of 3552222 is about 1884.7339334771. The cubic root of 3552222 is about 152.5808511524.

Adding to 3552222 its reverse (2222553), we get a palindrome (5774775).

It can be divided in two parts, 3552 and 222, that multiplied together give a square (788544 = 888²).

The spelling of 3552222 in words is "three million, five hundred fifty-two thousand, two hundred twenty-two".