2542238 has 16 divisors (see below), whose sum is σ = 4050000. Its totient is φ = 1193472.

The previous prime is 2542237. The next prime is 2542327. The reversal of 2542238 is 8322452.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542237) 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, 5438 + ... + 5886.

It is an arithmetic number, because the mean of its divisors is an integer number (253125).

2^2542238 is an apocalyptic number.

2542238 is a deficient number, since it is larger than the sum of its proper divisors (1507762).

2542238 is a wasteful number, since it uses less digits than its factorization.

2542238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619.

The product of its digits is 3840, while the sum is 26.

The square root of 2542238 is about 1594.4397135044. The cubic root of 2542238 is about 136.4809600121.

The spelling of 2542238 in words is "two million, five hundred forty-two thousand, two hundred thirty-eight".