212522514 has 16 divisors (see below), whose sum is σ = 425483328. Its totient is φ = 70767792.

The previous prime is 212522509. The next prime is 212522567. The reversal of 212522514 is 415225212.

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, 11782 + ... + 23745.

It is an arithmetic number, because the mean of its divisors is an integer number (26592708).

Almost surely, 2^212522514 is an apocalyptic number.

212522514 is an abundant number, since it is smaller than the sum of its proper divisors (212960814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212522514 is a wasteful number, since it uses less digits than its factorization.

212522514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36529.

The product of its digits is 1600, while the sum is 24.

The square root of 212522514 is about 14578.1519404896. The cubic root of 212522514 is about 596.7626697924.

Adding to 212522514 its reverse (415225212), we get a palindrome (627747726).

The spelling of 212522514 in words is "two hundred twelve million, five hundred twenty-two thousand, five hundred fourteen".