52447732 has 6 divisors (see below), whose sum is σ = 91783538. Its totient is φ = 26223864.

The previous prime is 52447729. The next prime is 52447741. The reversal of 52447732 is 23774425.

It can be written as a sum of positive squares in only one way, i.e., 50608996 + 1838736 = 7114^2 + 1356^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 6555963 + ... + 6555970.

Almost surely, 2^52447732 is an apocalyptic number.

It is an amenable number.

52447732 is a deficient number, since it is larger than the sum of its proper divisors (39335806).

52447732 is a wasteful number, since it uses less digits than its factorization.

52447732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13111937 (or 13111935 counting only the distinct ones).

The product of its digits is 47040, while the sum is 34.

The square root of 52447732 is about 7242.0806402580. The cubic root of 52447732 is about 374.3193151218.

The spelling of 52447732 in words is "fifty-two million, four hundred forty-seven thousand, seven hundred thirty-two".