801736 has 24 divisors (see below), whose sum is σ = 1630530. Its totient is φ = 369408.

The previous prime is 801733. The next prime is 801761. The reversal of 801736 is 637108.

801736 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 448900 + 352836 = 670^2 + 594^2 .

It is a super-2 number, since 2×801736² = 1285561227392, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 801736.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (801733) 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, 1056 + ... + 1648.

2⁸⁰¹⁷³⁶ 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 801736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (815265).

801736 is an abundant number, since it is smaller than the sum of its proper divisors (828794).

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

801736 is a wasteful number, since it uses less digits than its factorization.

801736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625 (or 608 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 801736 is about 895.3971186016. The cubic root of 801736 is about 92.8988764786.

The spelling of 801736 in words is "eight hundred one thousand, seven hundred thirty-six".