52252705 has 4 divisors (see below), whose sum is σ = 62703252. Its totient is φ = 41802160.

The previous prime is 52252703. The next prime is 52252721. The reversal of 52252705 is 50725225.

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 22572001 + 29680704 = 4751^2 + 5448^2 .

It is not a de Polignac number, because 52252705 - 2¹ = 52252703 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52252703) 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, 5225266 + ... + 5225275.

It is an arithmetic number, because the mean of its divisors is an integer number (15675813).

Almost surely, 2^52252705 is an apocalyptic number.

It is an amenable number.

52252705 is a deficient number, since it is larger than the sum of its proper divisors (10450547).

52252705 is a wasteful number, since it uses less digits than its factorization.

52252705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10450546.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 52252705 is about 7228.6032537413. The cubic root of 52252705 is about 373.8547697915.

The spelling of 52252705 in words is "fifty-two million, two hundred fifty-two thousand, seven hundred five".