1143846 has 48 divisors (see below), whose sum is σ = 2779920. Its totient is φ = 336960.

The previous prime is 1143829. The next prime is 1143851. The reversal of 1143846 is 6483411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10440 + ... + 10548.

It is an arithmetic number, because the mean of its divisors is an integer number (57915).

2^1143846 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1143846, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1389960).

1143846 is an abundant number, since it is smaller than the sum of its proper divisors (1636074).

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

1143846 is a wasteful number, since it uses less digits than its factorization.

1143846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 178 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 1143846 is about 1069.5073632285. The cubic root of 1143846 is about 104.5817374437.

The spelling of 1143846 in words is "one million, one hundred forty-three thousand, eight hundred forty-six".