2137228 has 6 divisors (see below), whose sum is σ = 3740156. Its totient is φ = 1068612.

The previous prime is 2137211. The next prime is 2137237. The reversal of 2137228 is 8227312.

2137228 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267150 + ... + 267157.

2^2137228 is an apocalyptic number.

It is an amenable number.

2137228 is a deficient number, since it is larger than the sum of its proper divisors (1602928).

2137228 is a wasteful number, since it uses less digits than its factorization.

2137228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534311 (or 534309 counting only the distinct ones).

The product of its digits is 1344, while the sum is 25.

The square root of 2137228 is about 1461.9261267246. The cubic root of 2137228 is about 128.8102090592.

It can be divided in two parts, 21 and 37228, that added together give a square (37249 = 193²).

The spelling of 2137228 in words is "two million, one hundred thirty-seven thousand, two hundred twenty-eight".