52815352 has 16 divisors (see below), whose sum is σ = 101332440. Its totient is φ = 25793376.

The previous prime is 52815283. The next prime is 52815361. The reversal of 52815352 is 25351825.

It is a super-2 number, since 2×52815352² = 5578922813767808, which contains 22 as substring.

It is a congruent number.

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, 76423 + ... + 77110.

Almost surely, 2^52815352 is an apocalyptic number.

It is an amenable number.

52815352 is a deficient number, since it is larger than the sum of its proper divisors (48517088).

52815352 is a wasteful number, since it uses less digits than its factorization.

52815352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153582 (or 153578 counting only the distinct ones).

The product of its digits is 12000, while the sum is 31.

The square root of 52815352 is about 7267.4171477905. The cubic root of 52815352 is about 375.1918473170.

The spelling of 52815352 in words is "fifty-two million, eight hundred fifteen thousand, three hundred fifty-two".