52839480 has 32 divisors (see below), whose sum is σ = 158518800. Its totient is φ = 14090496.

The previous prime is 52839473. The next prime is 52839497. The reversal of 52839480 is 8493825.

It is a happy 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, 220045 + ... + 220284.

Almost surely, 2^52839480 is an apocalyptic number.

It is an amenable number.

52839480 is an abundant number, since it is smaller than the sum of its proper divisors (105679320).

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

52839480 is a wasteful number, since it uses less digits than its factorization.

52839480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440343 (or 440339 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 52839480 is about 7269.0769702900. The cubic root of 52839480 is about 375.2489724418.

The spelling of 52839480 in words is "fifty-two million, eight hundred thirty-nine thousand, four hundred eighty".