52305272 has 32 divisors (see below), whose sum is σ = 101984400. Its totient is φ = 25127424.

The previous prime is 52305259. The next prime is 52305293. The reversal of 52305272 is 27250325.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23504 + ... + 25632.

Almost surely, 2^52305272 is an apocalyptic number.

It is an amenable number.

52305272 is a deficient number, since it is larger than the sum of its proper divisors (49679128).

52305272 is a wasteful number, since it uses less digits than its factorization.

52305272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2255 (or 2251 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 52305272 is about 7232.2383810270. The cubic root of 52305272 is about 373.9800955977.

Adding to 52305272 its reverse (27250325), we get a palindrome (79555597).

The spelling of 52305272 in words is "fifty-two million, three hundred five thousand, two hundred seventy-two".