2242154 has 8 divisors (see below), whose sum is σ = 3382560. Its totient is φ = 1114636.

The previous prime is 2242129. The next prime is 2242157. The reversal of 2242154 is 4512422.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (2242157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2774 + ... + 3489.

It is an arithmetic number, because the mean of its divisors is an integer number (422820).

2^2242154 is an apocalyptic number.

2242154 is a deficient number, since it is larger than the sum of its proper divisors (1140406).

2242154 is a wasteful number, since it uses less digits than its factorization.

2242154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6444.

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

The square root of 2242154 is about 1497.3823826932. The cubic root of 2242154 is about 130.8845787146.

Adding to 2242154 its reverse (4512422), we get a palindrome (6754576).

The spelling of 2242154 in words is "two million, two hundred forty-two thousand, one hundred fifty-four".