874871785 has 16 divisors (see below), whose sum is σ = 1066495104. Its totient is φ = 688839552.

The previous prime is 874871783. The next prime is 874871791. The reversal of 874871785 is 587178478.

It is a cyclic number.

It is not a de Polignac number, because 874871785 - 2¹ = 874871783 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (874871783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188604 + ... + 193186.

It is an arithmetic number, because the mean of its divisors is an integer number (66655944).

Almost surely, 2^874871785 is an apocalyptic number.

It is an amenable number.

874871785 is a deficient number, since it is larger than the sum of its proper divisors (191623319).

874871785 is a wasteful number, since it uses less digits than its factorization.

874871785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5184.

The product of its digits is 3512320, while the sum is 55.

The square root of 874871785 is about 29578.2316070451. The cubic root of 874871785 is about 956.4188716810.

The spelling of 874871785 in words is "eight hundred seventy-four million, eight hundred seventy-one thousand, seven hundred eighty-five".