213343504 has 40 divisors (see below), whose sum is σ = 451899648. Its totient is φ = 96766080.

The previous prime is 213343483. The next prime is 213343513. The reversal of 213343504 is 405343312.

213343504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105834 + ... + 107830.

Almost surely, 2^213343504 is an apocalyptic number.

It is an amenable number.

213343504 is an abundant number, since it is smaller than the sum of its proper divisors (238556144).

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

213343504 is a wasteful number, since it uses less digits than its factorization.

213343504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623 (or 2617 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 213343504 is about 14606.2830316272. The cubic root of 213343504 is about 597.5301283221.

Adding to 213343504 its reverse (405343312), we get a palindrome (618686816).

The spelling of 213343504 in words is "two hundred thirteen million, three hundred forty-three thousand, five hundred four".