887420853 has 20 divisors (see below), whose sum is σ = 1446168768. Its totient is φ = 537830280.

The previous prime is 887420843. The next prime is 887420873. The reversal of 887420853 is 358024788.

It is not a de Polignac number, because 887420853 - 2⁴ = 887420837 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 887420799 and 887420808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (887420803) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 497101 + ... + 498882.

Almost surely, 2^887420853 is an apocalyptic number.

It is an amenable number.

887420853 is a deficient number, since it is larger than the sum of its proper divisors (558747915).

887420853 is a wasteful number, since it uses less digits than its factorization.

887420853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996006 (or 995997 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The square root of 887420853 is about 29789.6098161758. The cubic root of 887420853 is about 960.9701033412.

The spelling of 887420853 in words is "eight hundred eighty-seven million, four hundred twenty thousand, eight hundred fifty-three".