2229772 has 6 divisors (see below), whose sum is σ = 3902108. Its totient is φ = 1114884.

The previous prime is 2229769. The next prime is 2229779. The reversal of 2229772 is 2779222.

It is not an unprimeable number, because it can be changed into a prime (2229779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278718 + ... + 278725.

2^2229772 is an apocalyptic number.

It is an amenable number.

2229772 is a deficient number, since it is larger than the sum of its proper divisors (1672336).

2229772 is a wasteful number, since it uses less digits than its factorization.

2229772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557447 (or 557445 counting only the distinct ones).

The product of its digits is 7056, while the sum is 31.

The square root of 2229772 is about 1493.2421103090. The cubic root of 2229772 is about 130.6432028996.

The spelling of 2229772 in words is "two million, two hundred twenty-nine thousand, seven hundred seventy-two".