1122404 has 12 divisors (see below), whose sum is σ = 1973244. Its totient is φ = 558624.

The previous prime is 1122397. The next prime is 1122419. The reversal of 1122404 is 4042211.

It can be written as a sum of positive squares in 2 ways, for example, as 61504 + 1060900 = 248^2 + 1030^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602 + ... + 1614.

It is an arithmetic number, because the mean of its divisors is an integer number (164437).

2^1122404 is an apocalyptic number.

It is an amenable number.

1122404 is a deficient number, since it is larger than the sum of its proper divisors (850840).

1122404 is a wasteful number, since it uses less digits than its factorization.

1122404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294 (or 1292 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1122404 is about 1059.4356988510. The cubic root of 1122404 is about 103.9241310569.

Adding to 1122404 its reverse (4042211), we get a palindrome (5164615).

The spelling of 1122404 in words is "one million, one hundred twenty-two thousand, four hundred four".