854878530 has 64 divisors (see below), whose sum is σ = 2315433600. Its totient is φ = 200094720.

The previous prime is 854878517. The next prime is 854878543. The reversal of 854878530 is 35878458.

It is an interprime number because it is at equal distance from previous prime (854878517) and next prime (854878543).

It is a self number, because there is not a number n which added to its sum of digits gives 854878530.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35095 + ... + 54234.

It is an arithmetic number, because the mean of its divisors is an integer number (36178650).

Almost surely, 2^854878530 is an apocalyptic number.

854878530 is an abundant number, since it is smaller than the sum of its proper divisors (1460555070).

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

854878530 is a wasteful number, since it uses less digits than its factorization.

854878530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89379.

The product of its (nonzero) digits is 1075200, while the sum is 48.

The square root of 854878530 is about 29238.3058674746. The cubic root of 854878530 is about 949.0770463647.

It can be divided in two parts, 8548 and 78530, that added together give a palindrome (87078).

The spelling of 854878530 in words is "eight hundred fifty-four million, eight hundred seventy-eight thousand, five hundred thirty".