2229651 has 6 divisors (see below), whose sum is σ = 3220620. Its totient is φ = 1486428.

The previous prime is 2229599. The next prime is 2229653. The reversal of 2229651 is 1569222.

2229651 is a `hidden beast` number, since 2 + 2 + 2 + 9 + 651 = 666.

It is not a de Polignac number, because 2229651 - 2⁶ = 2229587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2229653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123861 + ... + 123878.

It is an arithmetic number, because the mean of its divisors is an integer number (536770).

2^2229651 is an apocalyptic number.

2229651 is a deficient number, since it is larger than the sum of its proper divisors (990969).

2229651 is a wasteful number, since it uses less digits than its factorization.

2229651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247745 (or 247742 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 2229651 is about 1493.2015938915. The cubic root of 2229651 is about 130.6408397113.

The spelling of 2229651 in words is "two million, two hundred twenty-nine thousand, six hundred fifty-one".