52731122 has 4 divisors (see below), whose sum is σ = 79096686. Its totient is φ = 26365560.

The previous prime is 52731113. The next prime is 52731149. The reversal of 52731122 is 22113725.

It is a happy number.

52731122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 46526041 + 6205081 = 6821^2 + 2491^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13182779 + ... + 13182782.

Almost surely, 2^52731122 is an apocalyptic number.

52731122 is a deficient number, since it is larger than the sum of its proper divisors (26365564).

52731122 is a wasteful number, since it uses less digits than its factorization.

52731122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26365563.

The product of its digits is 840, while the sum is 23.

The square root of 52731122 is about 7261.6197917545. The cubic root of 52731122 is about 374.9922890266.

Adding to 52731122 its reverse (22113725), we get a palindrome (74844847).

The spelling of 52731122 in words is "fifty-two million, seven hundred thirty-one thousand, one hundred twenty-two".