872341806 has 48 divisors (see below), whose sum is σ = 2032276176. Its totient is φ = 248903424.

The previous prime is 872341793. The next prime is 872341843. The reversal of 872341806 is 608143278.

It is a super-3 number, since 3×872341806³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 285720 + ... + 288756.

It is an arithmetic number, because the mean of its divisors is an integer number (42339087).

Almost surely, 2^872341806 is an apocalyptic number.

872341806 is an abundant number, since it is smaller than the sum of its proper divisors (1159934370).

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

872341806 is a wasteful number, since it uses less digits than its factorization.

872341806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4033 (or 4026 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 872341806 is about 29535.4330592934. The cubic root of 872341806 is about 955.4960485017.

The spelling of 872341806 in words is "eight hundred seventy-two million, three hundred forty-one thousand, eight hundred six".