52448444 has 6 divisors (see below), whose sum is σ = 91784784. Its totient is φ = 26224220.

The previous prime is 52448437. The next prime is 52448467. The reversal of 52448444 is 44484425.

It is a super-2 number, since 2×52448444² = 5501678556042272, which contains 22 as substring.

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, 6556052 + ... + 6556059.

It is an arithmetic number, because the mean of its divisors is an integer number (15297464).

Almost surely, 2^52448444 is an apocalyptic number.

It is an amenable number.

52448444 is a deficient number, since it is larger than the sum of its proper divisors (39336340).

52448444 is a wasteful number, since it uses less digits than its factorization.

52448444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13112115 (or 13112113 counting only the distinct ones).

The product of its digits is 81920, while the sum is 35.

The square root of 52448444 is about 7242.1297972351. The cubic root of 52448444 is about 374.3210089614.

The spelling of 52448444 in words is "fifty-two million, four hundred forty-eight thousand, four hundred forty-four".