1152866 has 32 divisors (see below), whose sum is σ = 2116800. Its totient is φ = 463680.

The previous prime is 1152857. The next prime is 1152881. The reversal of 1152866 is 6682511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8225 + ... + 8363.

It is an arithmetic number, because the mean of its divisors is an integer number (66150).

2^1152866 is an apocalyptic number.

1152866 is a deficient number, since it is larger than the sum of its proper divisors (963934).

1152866 is a wasteful number, since it uses less digits than its factorization.

1152866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194.

The product of its digits is 2880, while the sum is 29.

The square root of 1152866 is about 1073.7159773422. The cubic root of 1152866 is about 104.8559172681.

The spelling of 1152866 in words is "one million, one hundred fifty-two thousand, eight hundred sixty-six".