52822040 has 32 divisors (see below), whose sum is σ = 119281680. Its totient is φ = 21052032.

The previous prime is 52822039. The next prime is 52822061. The reversal of 52822040 is 4022825.

It is a junction number, because it is equal to n+sod(n) for n = 52821997 and 52822015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9467 + ... + 13973.

Almost surely, 2^52822040 is an apocalyptic number.

It is an amenable number.

52822040 is an abundant number, since it is smaller than the sum of its proper divisors (66459640).

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

52822040 is a wasteful number, since it uses less digits than its factorization.

52822040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4811 (or 4807 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 52822040 is about 7267.8772691894. The cubic root of 52822040 is about 375.2076834775.

Adding to 52822040 its reverse (4022825), we get a palindrome (56844865).

The spelling of 52822040 in words is "fifty-two million, eight hundred twenty-two thousand, forty".