2542118 has 4 divisors (see below), whose sum is σ = 3813180. Its totient is φ = 1271058.

The previous prime is 2542109. The next prime is 2542139. The reversal of 2542118 is 8112452.

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

It is a junction number, because it is equal to n+sod(n) for n = 2542093 and 2542102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 635528 + ... + 635531.

It is an arithmetic number, because the mean of its divisors is an integer number (953295).

2^2542118 is an apocalyptic number.

2542118 is a deficient number, since it is larger than the sum of its proper divisors (1271062).

2542118 is a wasteful number, since it uses less digits than its factorization.

2542118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271061.

The product of its digits is 640, while the sum is 23.

The square root of 2542118 is about 1594.4020822866. The cubic root of 2542118 is about 136.4788125639.

The spelling of 2542118 in words is "two million, five hundred forty-two thousand, one hundred eighteen".