872206 has 16 divisors (see below), whose sum is σ = 1390464. Its totient is φ = 409464.

The previous prime is 872203. The next prime is 872227. The reversal of 872206 is 602278.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2941 + ... + 3223.

It is an arithmetic number, because the mean of its divisors is an integer number (86904).

2⁸⁷²²⁰⁶ is an apocalyptic number.

872206 is a deficient number, since it is larger than the sum of its proper divisors (518258).

872206 is a wasteful number, since it uses less digits than its factorization.

872206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 872206 is about 933.9196967620. The cubic root of 872206 is about 95.5446462116.

The spelling of 872206 in words is "eight hundred seventy-two thousand, two hundred six".