52209316 has 6 divisors (see below), whose sum is σ = 91366310. Its totient is φ = 26104656.

The previous prime is 52209299. The next prime is 52209323. The reversal of 52209316 is 61390225.

It can be written as a sum of positive squares in only one way, i.e., 40960000 + 11249316 = 6400^2 + 3354^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6526161 + ... + 6526168.

Almost surely, 2^52209316 is an apocalyptic number.

It is an amenable number.

52209316 is a deficient number, since it is larger than the sum of its proper divisors (39156994).

52209316 is a wasteful number, since it uses less digits than its factorization.

52209316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13052333 (or 13052331 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 52209316 is about 7225.6014282550. The cubic root of 52209316 is about 373.7512620622.

It can be divided in two parts, 52209 and 316, that added together give a palindrome (52525).

The spelling of 52209316 in words is "fifty-two million, two hundred nine thousand, three hundred sixteen".