213335156 has 6 divisors (see below), whose sum is σ = 373336530. Its totient is φ = 106667576.

The previous prime is 213335153. The next prime is 213335179. The reversal of 213335156 is 651533312.

It can be written as a sum of positive squares in only one way, i.e., 204032656 + 9302500 = 14284^2 + 3050^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213335153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26666891 + ... + 26666898.

It is an arithmetic number, because the mean of its divisors is an integer number (62222755).

Almost surely, 2^213335156 is an apocalyptic number.

It is an amenable number.

213335156 is a deficient number, since it is larger than the sum of its proper divisors (160001374).

213335156 is a wasteful number, since it uses less digits than its factorization.

213335156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53333793 (or 53333791 counting only the distinct ones).

The product of its digits is 8100, while the sum is 29.

The square root of 213335156 is about 14605.9972613992. The cubic root of 213335156 is about 597.5223345584.

Adding to 213335156 its reverse (651533312), we get a palindrome (864868468).

The spelling of 213335156 in words is "two hundred thirteen million, three hundred thirty-five thousand, one hundred fifty-six".