805704 has 32 divisors (see below), whose sum is σ = 2052000. Its totient is φ = 263552.

The previous prime is 805703. The next prime is 805711. The reversal of 805704 is 407508.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (805703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1132 + ... + 1700.

It is an arithmetic number, because the mean of its divisors is an integer number (64125).

2⁸⁰⁵⁷⁰⁴ 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 805704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1026000).

805704 is an abundant number, since it is smaller than the sum of its proper divisors (1246296).

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

805704 is a wasteful number, since it uses less digits than its factorization.

805704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637 (or 633 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 805704 is about 897.6101603703. The cubic root of 805704 is about 93.0518845643.

The spelling of 805704 in words is "eight hundred five thousand, seven hundred four".