212566713 has 8 divisors (see below), whose sum is σ = 295745088. Its totient is φ = 135549744.

The previous prime is 212566693. The next prime is 212566733. The reversal of 212566713 is 317665212.

212566713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (212566693) and next prime (212566733).

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

It is not a de Polignac number, because 212566713 - 2⁶ = 212566649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212566733) 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, 1540270 + ... + 1540407.

It is an arithmetic number, because the mean of its divisors is an integer number (36968136).

Almost surely, 2^212566713 is an apocalyptic number.

212566713 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

212566713 is a deficient number, since it is larger than the sum of its proper divisors (83178375).

212566713 is a wasteful number, since it uses less digits than its factorization.

212566713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080703.

The product of its digits is 15120, while the sum is 33.

The square root of 212566713 is about 14579.6677945693. The cubic root of 212566713 is about 596.8040371507.

The spelling of 212566713 in words is "two hundred twelve million, five hundred sixty-six thousand, seven hundred thirteen".