213038234 has 8 divisors (see below), whose sum is σ = 330576660. Its totient is φ = 102846016.

The previous prime is 213038233. The next prime is 213038239. The reversal of 213038234 is 432830312.

213038234 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 205492225 + 7546009 = 14335^2 + 2747^2 .

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

It is not an unprimeable number, because it can be changed into a prime (213038233) 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, 1836479 + ... + 1836594.

Almost surely, 2^213038234 is an apocalyptic number.

213038234 is a deficient number, since it is larger than the sum of its proper divisors (117538426).

213038234 is a wasteful number, since it uses less digits than its factorization.

213038234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3673104.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 213038234 is about 14595.8293358069. The cubic root of 213038234 is about 597.2449933329.

Adding to 213038234 its reverse (432830312), we get a palindrome (645868546).

The spelling of 213038234 in words is "two hundred thirteen million, thirty-eight thousand, two hundred thirty-four".