212413524 has 12 divisors (see below), whose sum is σ = 495631584. Its totient is φ = 70804504.

The previous prime is 212413499. The next prime is 212413543. The reversal of 212413524 is 425314212.

212413524 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 212413494 and 212413503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8850552 + ... + 8850575.

It is an arithmetic number, because the mean of its divisors is an integer number (41302632).

Almost surely, 2^212413524 is an apocalyptic number.

It is an amenable number.

212413524 is an abundant number, since it is smaller than the sum of its proper divisors (283218060).

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

212413524 is a wasteful number, since it uses less digits than its factorization.

212413524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17701134 (or 17701132 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 212413524 is about 14574.4133329613. The cubic root of 212413524 is about 596.6606378024.

Adding to 212413524 its reverse (425314212), we get a palindrome (637727736).

The spelling of 212413524 in words is "two hundred twelve million, four hundred thirteen thousand, five hundred twenty-four".