2492228 has 6 divisors (see below), whose sum is σ = 4361406. Its totient is φ = 1246112.

The previous prime is 2492227. The next prime is 2492239. The reversal of 2492228 is 8222942.

It can be written as a sum of positive squares in only one way, i.e., 1721344 + 770884 = 1312^2 + 878^2 .

It is a super-2 number, since 2×2492228² = 12422400807968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2492228.

It is not an unprimeable number, because it can be changed into a prime (2492227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311525 + ... + 311532.

It is an arithmetic number, because the mean of its divisors is an integer number (726901).

2^2492228 is an apocalyptic number.

It is an amenable number.

2492228 is a deficient number, since it is larger than the sum of its proper divisors (1869178).

2492228 is a wasteful number, since it uses less digits than its factorization.

2492228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623061 (or 623059 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 2492228 is about 1578.6791947701. The cubic root of 2492228 is about 135.5800918091.

The spelling of 2492228 in words is "two million, four hundred ninety-two thousand, two hundred twenty-eight".