1238242 has 16 divisors (see below), whose sum is σ = 1976760. Its totient is φ = 580608.

The previous prime is 1238219. The next prime is 1238267. The reversal of 1238242 is 2428321.

It can be written as a sum of positive squares in 4 ways, for example, as 1190281 + 47961 = 1091^2 + 219^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1858 + ... + 2434.

2^1238242 is an apocalyptic number.

1238242 is a deficient number, since it is larger than the sum of its proper divisors (738518).

1238242 is a wasteful number, since it uses less digits than its factorization.

1238242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645.

The product of its digits is 768, while the sum is 22.

The square root of 1238242 is about 1112.7632272860. The cubic root of 1238242 is about 107.3829119959.

The spelling of 1238242 in words is "one million, two hundred thirty-eight thousand, two hundred forty-two".