52250216 has 16 divisors (see below), whose sum is σ = 100617540. Its totient is φ = 25418880.

The previous prime is 52250207. The next prime is 52250251. The reversal of 52250216 is 61205225.

It can be written as a sum of positive squares in 2 ways, for example, as 35880100 + 16370116 = 5990^2 + 4046^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52250191 and 52250200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87965 + ... + 88556.

Almost surely, 2^52250216 is an apocalyptic number.

It is an amenable number.

52250216 is a deficient number, since it is larger than the sum of its proper divisors (48367324).

52250216 is a wasteful number, since it uses less digits than its factorization.

52250216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176564 (or 176560 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 52250216 is about 7228.4310884175. The cubic root of 52250216 is about 373.8488336439.

The spelling of 52250216 in words is "fifty-two million, two hundred fifty thousand, two hundred sixteen".