804744 has 24 divisors (see below), whose sum is σ = 2179710. Its totient is φ = 268224.

The previous prime is 804743. The next prime is 804751. The reversal of 804744 is 447408.

It can be written as a sum of positive squares in only one way, i.e., 544644 + 260100 = 738^2 + 510^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×804744² = 1295225811072, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 804744.

It is not an unprimeable number, because it can be changed into a prime (804743) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5517 + ... + 5660.

2⁸⁰⁴⁷⁴⁴ is an apocalyptic number.

It is an amenable number.

804744 is an abundant number, since it is smaller than the sum of its proper divisors (1374966).

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

804744 is a wasteful number, since it uses less digits than its factorization.

804744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11189 (or 11182 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 804744 is about 897.0752476799. The cubic root of 804744 is about 93.0149126277.

The spelling of 804744 in words is "eight hundred four thousand, seven hundred forty-four".