1162836 has 60 divisors (see below), whose sum is σ = 3154228. Its totient is φ = 373248.

The previous prime is 1162807. The next prime is 1162853. The reversal of 1162836 is 6382611.

1162836 is a `hidden beast` number, since 1 + 1 + 628 + 36 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 810000 + 352836 = 900^2 + 594^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

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 19 ways as a sum of consecutive naturals, for example, 11940 + ... + 12036.

2^1162836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1162836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1577114).

1162836 is an abundant number, since it is smaller than the sum of its proper divisors (1991392).

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

1162836 is a wasteful number, since it uses less digits than its factorization.

1162836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 139 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 1162836 is about 1078.3487376540. The cubic root of 1162836 is about 105.1573152068.

It can be divided in two parts, 11628 and 36, that added together give a square (11664 = 108²).

The spelling of 1162836 in words is "one million, one hundred sixty-two thousand, eight hundred thirty-six".