213641364 has 24 divisors (see below), whose sum is σ = 503339200. Its totient is φ = 70521984.

The previous prime is 213641353. The next prime is 213641371. The reversal of 213641364 is 463146312.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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, 85189 + ... + 87660.

Almost surely, 2^213641364 is an apocalyptic number.

It is an amenable number.

213641364 is an abundant number, since it is smaller than the sum of its proper divisors (289697836).

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

213641364 is a wasteful number, since it uses less digits than its factorization.

213641364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172959 (or 172957 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 213641364 is about 14616.4757722236. The cubic root of 213641364 is about 597.8080800067.

Adding to 213641364 its reverse (463146312), we get a palindrome (676787676).

The spelling of 213641364 in words is "two hundred thirteen million, six hundred forty-one thousand, three hundred sixty-four".