52442232 has 32 divisors (see below), whose sum is σ = 131414400. Its totient is φ = 17439584.

The previous prime is 52442227. The next prime is 52442267. The reversal of 52442232 is 23224425.

It is a happy number.

It is a super-3 number, since 3×52442232³ (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 8869 + ... + 13547.

It is an arithmetic number, because the mean of its divisors is an integer number (4106700).

Almost surely, 2^52442232 is an apocalyptic number.

It is an amenable number.

52442232 is an abundant number, since it is smaller than the sum of its proper divisors (78972168).

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

52442232 is a wasteful number, since it uses less digits than its factorization.

52442232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5155 (or 5151 counting only the distinct ones).

The product of its digits is 3840, while the sum is 24.

The square root of 52442232 is about 7241.7009051741. The cubic root of 52442232 is about 374.3062301695.

Adding to 52442232 its reverse (23224425), we get a palindrome (75666657).

The spelling of 52442232 in words is "fifty-two million, four hundred forty-two thousand, two hundred thirty-two".