213344010 has 128 divisors (see below), whose sum is σ = 642297600. Its totient is φ = 49916160.

The previous prime is 213343997. The next prime is 213344029. The reversal of 213344010 is 10443312.

213344010 is a `hidden beast` number, since 213 + 3 + 440 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 84892 + ... + 87368.

It is an arithmetic number, because the mean of its divisors is an integer number (5017950).

Almost surely, 2^213344010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213344010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (321148800).

213344010 is an abundant number, since it is smaller than the sum of its proper divisors (428953590).

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

213344010 is a wasteful number, since it uses less digits than its factorization.

213344010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2533 (or 2527 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 213344010 is about 14606.3003529299. The cubic root of 213344010 is about 597.5306007215.

Adding to 213344010 its reverse (10443312), we get a palindrome (223787322).

The spelling of 213344010 in words is "two hundred thirteen million, three hundred forty-four thousand, ten".