52442473 has 2 divisors, whose sum is σ = 52442474. Its totient is φ = 52442472.

The previous prime is 52442443. The next prime is 52442497. The reversal of 52442473 is 37424425.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46076944 + 6365529 = 6788^2 + 2523^2 .

It is a cyclic number.

It is not a de Polignac number, because 52442473 - 2²⁵ = 18888041 is a prime.

It is not a weakly prime, because it can be changed into another prime (52442443) by changing a digit.

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, 26221236 + 26221237.

It is an arithmetic number, because the mean of its divisors is an integer number (26221237).

Almost surely, 2^52442473 is an apocalyptic number.

It is an amenable number.

52442473 is a deficient number, since it is larger than the sum of its proper divisors (1).

52442473 is an equidigital number, since it uses as much as digits as its factorization.

52442473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 31.

The square root of 52442473 is about 7241.7175448922. The cubic root of 52442473 is about 374.3068035475.

Adding to 52442473 its reverse (37424425), we get a palindrome (89866898).

The spelling of 52442473 in words is "fifty-two million, four hundred forty-two thousand, four hundred seventy-three".