212264313 has 8 divisors (see below), whose sum is σ = 283101408. Its totient is φ = 141468384.

The previous prime is 212264287. The next prime is 212264317. The reversal of 212264313 is 313462212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212264313 - 2⁵ = 212264281 is a prime.

It is a super-2 number, since 2×212264313² = 90112277146723938, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (212264317) 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, 4981 + ... + 21197.

It is an arithmetic number, because the mean of its divisors is an integer number (35387676).

Almost surely, 2^212264313 is an apocalyptic number.

It is an amenable number.

212264313 is a deficient number, since it is larger than the sum of its proper divisors (70837095).

212264313 is a wasteful number, since it uses less digits than its factorization.

212264313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20583.

The product of its digits is 1728, while the sum is 24.

The square root of 212264313 is about 14569.2934969407. The cubic root of 212264313 is about 596.5208959394.

The spelling of 212264313 in words is "two hundred twelve million, two hundred sixty-four thousand, three hundred thirteen".