52212530 has 16 divisors (see below), whose sum is σ = 98069184. Its totient is φ = 19976880.

The previous prime is 52212521. The next prime is 52212571. The reversal of 52212530 is 3521225.

52212530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×52212530² = 5452296578001800, which contains 22 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 113276 + ... + 113735.

It is an arithmetic number, because the mean of its divisors is an integer number (6129324).

Almost surely, 2^52212530 is an apocalyptic number.

52212530 is a deficient number, since it is larger than the sum of its proper divisors (45856654).

52212530 is a wasteful number, since it uses less digits than its factorization.

52212530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227041.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 52212530 is about 7225.8238284641. The cubic root of 52212530 is about 373.7589312676.

Adding to 52212530 its reverse (3521225), we get a palindrome (55733755).

The spelling of 52212530 in words is "fifty-two million, two hundred twelve thousand, five hundred thirty".