52211444 has 6 divisors (see below), whose sum is σ = 91370034. Its totient is φ = 26105720.

The previous prime is 52211443. The next prime is 52211459. The reversal of 52211444 is 44411225.

It can be written as a sum of positive squares in only one way, i.e., 46403344 + 5808100 = 6812^2 + 2410^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52211443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6526427 + ... + 6526434.

It is an arithmetic number, because the mean of its divisors is an integer number (15228339).

Almost surely, 2^52211444 is an apocalyptic number.

It is an amenable number.

52211444 is a deficient number, since it is larger than the sum of its proper divisors (39158590).

52211444 is a wasteful number, since it uses less digits than its factorization.

52211444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13052865 (or 13052863 counting only the distinct ones).

The product of its digits is 1280, while the sum is 23.

The square root of 52211444 is about 7225.7486809327. The cubic root of 52211444 is about 373.7563399036.

Adding to 52211444 its reverse (44411225), we get a palindrome (96622669).

The spelling of 52211444 in words is "fifty-two million, two hundred eleven thousand, four hundred forty-four".