212730095 has 16 divisors (see below), whose sum is σ = 270656640. Its totient is φ = 159957504.

The previous prime is 212730053. The next prime is 212730101. The reversal of 212730095 is 590037212.

212730095 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212730095 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92621 + ... + 94889.

It is an arithmetic number, because the mean of its divisors is an integer number (16916040).

Almost surely, 2^212730095 is an apocalyptic number.

212730095 is a deficient number, since it is larger than the sum of its proper divisors (57926545).

212730095 is a wasteful number, since it uses less digits than its factorization.

212730095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3394.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 212730095 is about 14585.2697952420. The cubic root of 212730095 is about 596.9569022045.

The spelling of 212730095 in words is "two hundred twelve million, seven hundred thirty thousand, ninety-five".