212063613 has 16 divisors (see below), whose sum is σ = 294382656. Its totient is φ = 135665280.

The previous prime is 212063609. The next prime is 212063623. The reversal of 212063613 is 316360212.

It is a happy number.

It is not a de Polignac number, because 212063613 - 2² = 212063609 is a prime.

It is a super-2 number, since 2×212063613² = 89941951917227538, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212063623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4983 + ... + 21188.

It is an arithmetic number, because the mean of its divisors is an integer number (18398916).

Almost surely, 2^212063613 is an apocalyptic number.

It is an amenable number.

212063613 is a deficient number, since it is larger than the sum of its proper divisors (82319043).

212063613 is a wasteful number, since it uses less digits than its factorization.

212063613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26284.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 212063613 is about 14562.4040941048. The cubic root of 212063613 is about 596.3328293177.

The spelling of 212063613 in words is "two hundred twelve million, sixty-three thousand, six hundred thirteen".