213413204 has 12 divisors (see below), whose sum is σ = 386351700. Its totient is φ = 103027008.

The previous prime is 213413201. The next prime is 213413209. The reversal of 213413204 is 402314312.

213413204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 131148304 + 82264900 = 11452^2 + 9070^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213413201) 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, 919769 + ... + 920000.

It is an arithmetic number, because the mean of its divisors is an integer number (32195975).

Almost surely, 2^213413204 is an apocalyptic number.

It is an amenable number.

213413204 is a deficient number, since it is larger than the sum of its proper divisors (172938496).

213413204 is a wasteful number, since it uses less digits than its factorization.

213413204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1839802 (or 1839800 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 213413204 is about 14608.6687963004. The cubic root of 213413204 is about 597.5951929003.

Adding to 213413204 its reverse (402314312), we get a palindrome (615727516).

The spelling of 213413204 in words is "two hundred thirteen million, four hundred thirteen thousand, two hundred four".