52066225 has 6 divisors (see below), whose sum is σ = 64562150. Its totient is φ = 41652960.

The previous prime is 52066211. The next prime is 52066229. The reversal of 52066225 is 52266025.

It can be written as a sum of positive squares in 3 ways, for example, as 18054001 + 34012224 = 4249^2 + 5832^2 .

It is not a de Polignac number, because 52066225 - 2⁷ = 52066097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52066193 and 52066202.

It is not an unprimeable number, because it can be changed into a prime (52066229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1041300 + ... + 1041349.

Almost surely, 2^52066225 is an apocalyptic number.

It is an amenable number.

52066225 is a deficient number, since it is larger than the sum of its proper divisors (12495925).

52066225 is a wasteful number, since it uses less digits than its factorization.

52066225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2082659 (or 2082654 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 52066225 is about 7215.6929674148. The cubic root of 52066225 is about 373.4095007398.

The spelling of 52066225 in words is "fifty-two million, sixty-six thousand, two hundred twenty-five".