52422132 has 48 divisors (see below), whose sum is σ = 140152320. Its totient is φ = 14939232.

The previous prime is 52422113. The next prime is 52422137. The reversal of 52422132 is 23122425.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 52422099 and 52422108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52422137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54883 + ... + 55829.

It is an arithmetic number, because the mean of its divisors is an integer number (2919840).

Almost surely, 2^52422132 is an apocalyptic number.

It is an amenable number.

52422132 is an abundant number, since it is smaller than the sum of its proper divisors (87730188).

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

52422132 is a wasteful number, since it uses less digits than its factorization.

52422132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620 (or 1618 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 52422132 is about 7240.3129766606. The cubic root of 52422132 is about 374.2584028343.

Adding to 52422132 its reverse (23122425), we get a palindrome (75544557).

The spelling of 52422132 in words is "fifty-two million, four hundred twenty-two thousand, one hundred thirty-two".