2542234 has 4 divisors (see below), whose sum is σ = 3813354. Its totient is φ = 1271116.

The previous prime is 2542229. The next prime is 2542237. The reversal of 2542234 is 4322452.

2542234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 2295225 + 247009 = 1515^2 + 497^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2542237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 635557 + ... + 635560.

2^2542234 is an apocalyptic number.

2542234 is a deficient number, since it is larger than the sum of its proper divisors (1271120).

2542234 is a wasteful number, since it uses less digits than its factorization.

2542234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271119.

The product of its digits is 1920, while the sum is 22.

The square root of 2542234 is about 1594.4384591448. The cubic root of 2542234 is about 136.4808884316.

Adding to 2542234 its reverse (4322452), we get a palindrome (6864686).

The spelling of 2542234 in words is "two million, five hundred forty-two thousand, two hundred thirty-four".