2224154 has 4 divisors (see below), whose sum is σ = 3336234. Its totient is φ = 1112076.

The previous prime is 2224153. The next prime is 2224171. The reversal of 2224154 is 4514222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1836025 + 388129 = 1355^2 + 623^2 .

It is a super-2 number, since 2×2224154² = 9893722031432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2224153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556037 + ... + 556040.

2^2224154 is an apocalyptic number.

2224154 is a deficient number, since it is larger than the sum of its proper divisors (1112080).

2224154 is a wasteful number, since it uses less digits than its factorization.

2224154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112079.

The product of its digits is 640, while the sum is 20.

The square root of 2224154 is about 1491.3597822122. The cubic root of 2224154 is about 130.5333903588.

Adding to 2224154 its reverse (4514222), we get a palindrome (6738376).

The spelling of 2224154 in words is "two million, two hundred twenty-four thousand, one hundred fifty-four".