52443522 has 12 divisors (see below), whose sum is σ = 113627670. Its totient is φ = 17481168.

The previous prime is 52443491. The next prime is 52443527. The reversal of 52443522 is 22534425.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 52403121 + 40401 = 7239^2 + 201^2 .

It is not an unprimeable number, because it can be changed into a prime (52443527) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1456747 + ... + 1456782.

Almost surely, 2^52443522 is an apocalyptic number.

52443522 is an abundant number, since it is smaller than the sum of its proper divisors (61184148).

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

52443522 is a wasteful number, since it uses less digits than its factorization.

52443522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2913537 (or 2913534 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 52443522 is about 7241.7899720994. The cubic root of 52443522 is about 374.3092992677.

Adding to 52443522 its reverse (22534425), we get a palindrome (74977947).

The spelling of 52443522 in words is "fifty-two million, four hundred forty-three thousand, five hundred twenty-two".