874549871 has 16 divisors (see below), whose sum is σ = 973764288. Its totient is φ = 780192000.

The previous prime is 874549859. The next prime is 874549883. The reversal of 874549871 is 178945478.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (874549859) and next prime (874549883).

It is a cyclic number.

It is not a de Polignac number, because 874549871 - 2⁶ = 874549807 is a prime.

It is a super-2 number, since 2×874549871² = 1529674953732233282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874549831) 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 15 ways as a sum of consecutive naturals, for example, 66611 + ... + 78651.

It is an arithmetic number, because the mean of its divisors is an integer number (60860268).

Almost surely, 2^874549871 is an apocalyptic number.

874549871 is a deficient number, since it is larger than the sum of its proper divisors (99214417).

874549871 is a wasteful number, since it uses less digits than its factorization.

874549871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12242.

The product of its digits is 2257920, while the sum is 53.

The square root of 874549871 is about 29572.7893679308. The cubic root of 874549871 is about 956.3015507203.

The spelling of 874549871 in words is "eight hundred seventy-four million, five hundred forty-nine thousand, eight hundred seventy-one".