841872 has 20 divisors (see below), whose sum is σ = 2174960. Its totient is φ = 280608.

The previous prime is 841859. The next prime is 841873. The reversal of 841872 is 278148.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (841873) by changing a digit.

841872 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8722 + ... + 8817.

It is an arithmetic number, because the mean of its divisors is an integer number (108748).

2⁸⁴¹⁸⁷² is an apocalyptic number.

It is an amenable number.

841872 is an abundant number, since it is smaller than the sum of its proper divisors (1333088).

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

841872 is a wasteful number, since it uses less digits than its factorization.

841872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17550 (or 17544 counting only the distinct ones).

The product of its digits is 3584, while the sum is 30.

The square root of 841872 is about 917.5358303630. The cubic root of 841872 is about 94.4239190562.

The spelling of 841872 in words is "eight hundred forty-one thousand, eight hundred seventy-two".