2229776 has 10 divisors (see below), whose sum is σ = 4320222. Its totient is φ = 1114880.

The previous prime is 2229769. The next prime is 2229779. The reversal of 2229776 is 6779222.

It can be written as a sum of positive squares in only one way, i.e., 1893376 + 336400 = 1376^2 + 580^2 .

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

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69665 + ... + 69696.

2^2229776 is an apocalyptic number.

It is an amenable number.

2229776 is a deficient number, since it is larger than the sum of its proper divisors (2090446).

2229776 is a wasteful number, since it uses less digits than its factorization.

2229776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139369 (or 139363 counting only the distinct ones).

The product of its digits is 21168, while the sum is 35.

The square root of 2229776 is about 1493.2434496759. The cubic root of 2229776 is about 130.6432810201.

The spelling of 2229776 in words is "two million, two hundred twenty-nine thousand, seven hundred seventy-six".