1153422 has 24 divisors (see below), whose sum is σ = 2522520. Its totient is φ = 380880.

The previous prime is 1153421. The next prime is 1153429. The reversal of 1153422 is 2243511.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1153395 and 1153404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2272 + ... + 2732.

It is an arithmetic number, because the mean of its divisors is an integer number (105105).

2^1153422 is an apocalyptic number.

1153422 is an abundant number, since it is smaller than the sum of its proper divisors (1369098).

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

1153422 is a wasteful number, since it uses less digits than its factorization.

1153422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608 (or 605 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 1153422 is about 1073.9748600410. The cubic root of 1153422 is about 104.8727710685.

Adding to 1153422 its reverse (2243511), we get a palindrome (3396933).

The spelling of 1153422 in words is "one million, one hundred fifty-three thousand, four hundred twenty-two".