801172 has 6 divisors (see below), whose sum is σ = 1402058. Its totient is φ = 400584.

The previous prime is 801137. The next prime is 801179. The reversal of 801172 is 271108.

It can be written as a sum of positive squares in only one way, i.e., 799236 + 1936 = 894^2 + 44^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (801179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100143 + ... + 100150.

2⁸⁰¹¹⁷² is an apocalyptic number.

It is an amenable number.

801172 is a deficient number, since it is larger than the sum of its proper divisors (600886).

801172 is a wasteful number, since it uses less digits than its factorization.

801172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200297 (or 200295 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 801172 is about 895.0821191377. The cubic root of 801172 is about 92.8770874037.

The spelling of 801172 in words is "eight hundred one thousand, one hundred seventy-two".