52445228 has 12 divisors (see below), whose sum is σ = 100122792. Its totient is φ = 23838720.

The previous prime is 52445227. The next prime is 52445287. The reversal of 52445228 is 82254425.

It is a junction number, because it is equal to n+sod(n) for n = 52445194 and 52445203.

It is not an unprimeable number, because it can be changed into a prime (52445227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595925 + ... + 596012.

It is an arithmetic number, because the mean of its divisors is an integer number (8343566).

Almost surely, 2^52445228 is an apocalyptic number.

It is an amenable number.

52445228 is a deficient number, since it is larger than the sum of its proper divisors (47677564).

52445228 is a wasteful number, since it uses less digits than its factorization.

52445228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191952 (or 1191950 counting only the distinct ones).

The product of its digits is 25600, while the sum is 32.

The square root of 52445228 is about 7241.9077596998. The cubic root of 52445228 is about 374.3133580133.

The spelling of 52445228 in words is "fifty-two million, four hundred forty-five thousand, two hundred twenty-eight".