2229212 has 6 divisors (see below), whose sum is σ = 3901128. Its totient is φ = 1114604.

The previous prime is 2229169. The next prime is 2229239. The reversal of 2229212 is 2129222.

It is a super-2 number, since 2×2229212² = 9938772281888, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2 + 2⁸ + 2¹⁷ + 9³ + 2²⁰ + 1 + 2²⁰ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278648 + ... + 278655.

It is an arithmetic number, because the mean of its divisors is an integer number (650188).

2^2229212 is an apocalyptic number.

It is an amenable number.

2229212 is a deficient number, since it is larger than the sum of its proper divisors (1671916).

2229212 is a wasteful number, since it uses less digits than its factorization.

2229212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557307 (or 557305 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 2229212 is about 1493.0545870798. The cubic root of 2229212 is about 130.6322651118.

The spelling of 2229212 in words is "two million, two hundred twenty-nine thousand, two hundred twelve".