213898332 has 24 divisors (see below), whose sum is σ = 512586256. Its totient is φ = 69372288.

The previous prime is 213898331. The next prime is 213898337. The reversal of 213898332 is 233898312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213898331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240433 + ... + 241320.

Almost surely, 2^213898332 is an apocalyptic number.

It is an amenable number.

213898332 is an abundant number, since it is smaller than the sum of its proper divisors (298687924).

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

213898332 is a wasteful number, since it uses less digits than its factorization.

213898332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481797 (or 481795 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

The square root of 213898332 is about 14625.2634848060. The cubic root of 213898332 is about 598.0476653169.

The spelling of 213898332 in words is "two hundred thirteen million, eight hundred ninety-eight thousand, three hundred thirty-two".