1050804 has 54 divisors (see below), whose sum is σ = 2849574. Its totient is φ = 326400.

The previous prime is 1050781. The next prime is 1050811. The reversal of 1050804 is 4080501.

It can be written as a sum of positive squares in 3 ways, for example, as 725904 + 324900 = 852^2 + 570^2 .

It is a super-2 number, since 2×1050804² = 2208378092832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 10354 + ... + 10454.

2^1050804 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 1050804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1424787).

1050804 is an abundant number, since it is smaller than the sum of its proper divisors (1798770).

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

1050804 is a wasteful number, since it uses less digits than its factorization.

1050804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1050804 is about 1025.0873133543. The cubic root of 1050804 is about 101.6655713698.

Multiplying 1050804 by its reverse (4080501), we get a square (4287806772804 = 2070702²).

The spelling of 1050804 in words is "one million, fifty thousand, eight hundred four".