1152444 has 24 divisors (see below), whose sum is σ = 2712528. Its totient is φ = 380800.

The previous prime is 1152421. The next prime is 1152493. The reversal of 1152444 is 4442511.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1152444.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1294 + ... + 1994.

It is an arithmetic number, because the mean of its divisors is an integer number (113022).

2^1152444 is an apocalyptic number.

It is an amenable number.

1152444 is an abundant number, since it is smaller than the sum of its proper divisors (1560084).

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

1152444 is a wasteful number, since it uses less digits than its factorization.

1152444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845 (or 843 counting only the distinct ones).

The product of its digits is 640, while the sum is 21.

The square root of 1152444 is about 1073.5194455621. The cubic root of 1152444 is about 104.8431217373.

Adding to 1152444 its reverse (4442511), we get a palindrome (5594955).

It can be divided in two parts, 1152 and 444, that added together give a triangular number (1596 = T₅₆).

The spelling of 1152444 in words is "one million, one hundred fifty-two thousand, four hundred forty-four".