1155422 has 12 divisors (see below), whose sum is σ = 1842000. Its totient is φ = 543456.

The previous prime is 1155419. The next prime is 1155431. The reversal of 1155422 is 2245511.

It is a junction number, because it is equal to n+sod(n) for n = 1155394 and 1155403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 422 + ... + 1577.

It is an arithmetic number, because the mean of its divisors is an integer number (153500).

2^1155422 is an apocalyptic number.

1155422 is a deficient number, since it is larger than the sum of its proper divisors (686578).

1155422 is a wasteful number, since it uses less digits than its factorization.

1155422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035 (or 2018 counting only the distinct ones).

The product of its digits is 400, while the sum is 20.

The square root of 1155422 is about 1074.9055772485. The cubic root of 1155422 is about 104.9333515059.

The spelling of 1155422 in words is "one million, one hundred fifty-five thousand, four hundred twenty-two".