52355285 has 4 divisors (see below), whose sum is σ = 62826348. Its totient is φ = 41884224.

The previous prime is 52355267. The next prime is 52355287. The reversal of 52355285 is 58255325.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10804369 + 41550916 = 3287^2 + 6446^2 .

It is a cyclic number.

It is not a de Polignac number, because 52355285 - 2⁶ = 52355221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52355287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5235524 + ... + 5235533.

It is an arithmetic number, because the mean of its divisors is an integer number (15706587).

Almost surely, 2^52355285 is an apocalyptic number.

It is an amenable number.

52355285 is a deficient number, since it is larger than the sum of its proper divisors (10471063).

52355285 is a wasteful number, since it uses less digits than its factorization.

52355285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10471062.

The product of its digits is 60000, while the sum is 35.

The square root of 52355285 is about 7235.6951981133. The cubic root of 52355285 is about 374.0992544485.

The spelling of 52355285 in words is "fifty-two million, three hundred fifty-five thousand, two hundred eighty-five".