52830878 has 16 divisors (see below), whose sum is σ = 81995760. Its totient is φ = 25512000.

The previous prime is 52830853. The next prime is 52830881. The reversal of 52830878 is 87803825.

It is a super-2 number, since 2×52830878² = 5582203340501768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5093 + ... + 11471.

It is an arithmetic number, because the mean of its divisors is an integer number (5124735).

Almost surely, 2^52830878 is an apocalyptic number.

52830878 is a deficient number, since it is larger than the sum of its proper divisors (29164882).

52830878 is a wasteful number, since it uses less digits than its factorization.

52830878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6523.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 52830878 is about 7268.4852617309. The cubic root of 52830878 is about 375.2286084587.

The spelling of 52830878 in words is "fifty-two million, eight hundred thirty thousand, eight hundred seventy-eight".