52440522 has 8 divisors (see below), whose sum is σ = 104881056. Its totient is φ = 17480172.

The previous prime is 52440511. The next prime is 52440533. The reversal of 52440522 is 22504425.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52440511) and next prime (52440533).

It is a sphenic number, since it is the product of 3 distinct primes.

52440522 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 52440492 and 52440501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4370038 + ... + 4370049.

It is an arithmetic number, because the mean of its divisors is an integer number (13110132).

Almost surely, 2^52440522 is an apocalyptic number.

52440522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52440522 is a wasteful number, since it uses less digits than its factorization.

52440522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8740092.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 52440522 is about 7241.5828380265. The cubic root of 52440522 is about 374.3021617525.

Adding to 52440522 its reverse (22504425), we get a palindrome (74944947).

The spelling of 52440522 in words is "fifty-two million, four hundred forty thousand, five hundred twenty-two".