213434360 has 32 divisors (see below), whose sum is σ = 481375440. Its totient is φ = 85169664.

The previous prime is 213434359. The next prime is 213434369. The reversal of 213434360 is 63434312.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213434369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11159 + ... + 23481.

Almost surely, 2^213434360 is an apocalyptic number.

213434360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213434360 is an abundant number, since it is smaller than the sum of its proper divisors (267941080).

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

213434360 is a wasteful number, since it uses less digits than its factorization.

213434360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12767 (or 12763 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 213434360 is about 14609.3928689730. The cubic root of 213434360 is about 597.6149391108.

Adding to 213434360 its reverse (63434312), we get a palindrome (276868672).

The spelling of 213434360 in words is "two hundred thirteen million, four hundred thirty-four thousand, three hundred sixty".