52122207 has 4 divisors (see below), whose sum is σ = 69496280. Its totient is φ = 34748136.

The previous prime is 52122173. The next prime is 52122211. The reversal of 52122207 is 70222125.

It is a happy number.

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

It is not a de Polignac number, because 52122207 - 2⁶ = 52122143 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 (52122277) 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, 8687032 + ... + 8687037.

It is an arithmetic number, because the mean of its divisors is an integer number (17374070).

Almost surely, 2^52122207 is an apocalyptic number.

52122207 is a deficient number, since it is larger than the sum of its proper divisors (17374073).

52122207 is a wasteful number, since it uses less digits than its factorization.

52122207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17374072.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 52122207 is about 7219.5711091449. The cubic root of 52122207 is about 373.5432837121.

It can be divided in two parts, 5 and 2122207, that added together give a palindrome (2122212).

The spelling of 52122207 in words is "fifty-two million, one hundred twenty-two thousand, two hundred seven".