213527130 has 64 divisors (see below), whose sum is σ = 544924800. Its totient is φ = 53395200.

The previous prime is 213527129. The next prime is 213527189. The reversal of 213527130 is 31725312.

213527130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 213527130.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55716 + ... + 59424.

It is an arithmetic number, because the mean of its divisors is an integer number (8514450).

Almost surely, 2^213527130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213527130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272462400).

213527130 is an abundant number, since it is smaller than the sum of its proper divisors (331397670).

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

213527130 is a wasteful number, since it uses less digits than its factorization.

213527130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3839.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 213527130 is about 14612.5675361998. The cubic root of 213527130 is about 597.7015117185.

It can be divided in two parts, 21352 and 7130, that added together give a palindrome (28482).

The spelling of 213527130 in words is "two hundred thirteen million, five hundred twenty-seven thousand, one hundred thirty".