213610630 has 8 divisors (see below), whose sum is σ = 384499152. Its totient is φ = 85444248.

The previous prime is 213610619. The next prime is 213610633. The reversal of 213610630 is 36016312.

213610630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213610633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10680522 + ... + 10680541.

It is an arithmetic number, because the mean of its divisors is an integer number (48062394).

Almost surely, 2^213610630 is an apocalyptic number.

213610630 is a deficient number, since it is larger than the sum of its proper divisors (170888522).

213610630 is a wasteful number, since it uses less digits than its factorization.

213610630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21361070.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 213610630 is about 14615.4243865856. The cubic root of 213610630 is about 597.7794121584.

Adding to 213610630 its reverse (36016312), we get a palindrome (249626942).

The spelling of 213610630 in words is "two hundred thirteen million, six hundred ten thousand, six hundred thirty".