2229738 has 16 divisors (see below), whose sum is σ = 5096640. Its totient is φ = 637056.

The previous prime is 2229713. The next prime is 2229767. The reversal of 2229738 is 8379222.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2229699 and 2229708.

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, 26503 + ... + 26586.

It is an arithmetic number, because the mean of its divisors is an integer number (318540).

2^2229738 is an apocalyptic number.

2229738 is an abundant number, since it is smaller than the sum of its proper divisors (2866902).

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

2229738 is a wasteful number, since it uses less digits than its factorization.

2229738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53101.

The product of its digits is 12096, while the sum is 33.

The square root of 2229738 is about 1493.2307256416. The cubic root of 2229738 is about 130.6425388719.

The spelling of 2229738 in words is "two million, two hundred twenty-nine thousand, seven hundred thirty-eight".