2118274 has 4 divisors (see below), whose sum is σ = 3177414. Its totient is φ = 1059136.

The previous prime is 2118269. The next prime is 2118283. The reversal of 2118274 is 4728112.

It is a happy number.

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., 2059225 + 59049 = 1435^2 + 243^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 529567 + ... + 529570.

2^2118274 is an apocalyptic number.

2118274 is a deficient number, since it is larger than the sum of its proper divisors (1059140).

2118274 is a wasteful number, since it uses less digits than its factorization.

2118274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059139.

The product of its digits is 896, while the sum is 25.

The square root of 2118274 is about 1455.4291463345. The cubic root of 2118274 is about 128.4282935032.

The spelling of 2118274 in words is "two million, one hundred eighteen thousand, two hundred seventy-four".