1122894 has 12 divisors (see below), whose sum is σ = 2432976. Its totient is φ = 374292.

The previous prime is 1122887. The next prime is 1122899. The reversal of 1122894 is 4982211.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122899) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31174 + ... + 31209.

It is an arithmetic number, because the mean of its divisors is an integer number (202748).

2^1122894 is an apocalyptic number.

1122894 is an abundant number, since it is smaller than the sum of its proper divisors (1310082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122894 is a wasteful number, since it uses less digits than its factorization.

1122894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62391 (or 62388 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 1122894 is about 1059.6669288036. Note that the first 3 decimals coincide. The cubic root of 1122894 is about 103.9392519984.

It can be divided in two parts, 1122 and 894, that added together give a triangular number (2016 = T₆₃).

The spelling of 1122894 in words is "one million, one hundred twenty-two thousand, eight hundred ninety-four".