1112438 has 4 divisors (see below), whose sum is σ = 1668660. Its totient is φ = 556218.

The previous prime is 1112413. The next prime is 1112467. The reversal of 1112438 is 8342111.

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

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, 278108 + ... + 278111.

It is an arithmetic number, because the mean of its divisors is an integer number (417165).

2^1112438 is an apocalyptic number.

1112438 is a deficient number, since it is larger than the sum of its proper divisors (556222).

1112438 is an equidigital number, since it uses as much as digits as its factorization.

1112438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556221.

The product of its digits is 192, while the sum is 20.

The square root of 1112438 is about 1054.7217642582. The cubic root of 1112438 is about 103.6156299868.

Adding to 1112438 its reverse (8342111), we get a palindrome (9454549).

The spelling of 1112438 in words is "one million, one hundred twelve thousand, four hundred thirty-eight".