1045836 has 72 divisors (see below), whose sum is σ = 3057600. Its totient is φ = 298080.

The previous prime is 1045829. The next prime is 1045841. The reversal of 1045836 is 6385401.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7455 + ... + 7593.

2^1045836 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 1045836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1528800).

1045836 is an abundant number, since it is smaller than the sum of its proper divisors (2011764).

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

1045836 is a wasteful number, since it uses less digits than its factorization.

1045836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1045836 is about 1022.6612342316. The cubic root of 1045836 is about 101.5050997624.

It can be divided in two parts, 1045 and 836, that added together give a palindrome (1881).

The spelling of 1045836 in words is "one million, forty-five thousand, eight hundred thirty-six".