2542422 has 16 divisors (see below), whose sum is σ = 5100480. Its totient is φ = 844872.

The previous prime is 2542417. The next prime is 2542429. The reversal of 2542422 is 2242452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3529 + ... + 4187.

It is an arithmetic number, because the mean of its divisors is an integer number (318780).

2^2542422 is an apocalyptic number.

2542422 is an abundant number, since it is smaller than the sum of its proper divisors (2558058).

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

2542422 is a wasteful number, since it uses less digits than its factorization.

2542422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307.

The product of its digits is 1280, while the sum is 21.

The square root of 2542422 is about 1594.4974129800. The cubic root of 2542422 is about 136.4842526347.

Adding to 2542422 its reverse (2242452), we get a palindrome (4784874).

The spelling of 2542422 in words is "two million, five hundred forty-two thousand, four hundred twenty-two".