876169873 has 4 divisors (see below), whose sum is σ = 876706740. Its totient is φ = 875633008.

The previous prime is 876169823. The next prime is 876169897. The reversal of 876169873 is 378961678.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 378961678 = 2 ⋅189480839.

It can be written as a sum of positive squares in 2 ways, for example, as 397085329 + 479084544 = 19927^2 + 21888^2 .

It is a cyclic number.

It is not a de Polignac number, because 876169873 - 2¹³ = 876161681 is a prime.

It is a super-2 number, since 2×876169873² = 1535347292705672258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (876169813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265978 + ... + 269251.

It is an arithmetic number, because the mean of its divisors is an integer number (219176685).

Almost surely, 2^876169873 is an apocalyptic number.

It is an amenable number.

876169873 is a deficient number, since it is larger than the sum of its proper divisors (536867).

876169873 is a wasteful number, since it uses less digits than its factorization.

876169873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536866.

The product of its digits is 3048192, while the sum is 55.

The square root of 876169873 is about 29600.1667731788. The cubic root of 876169873 is about 956.8916656590.

The spelling of 876169873 in words is "eight hundred seventy-six million, one hundred sixty-nine thousand, eight hundred seventy-three".