213201695 has 12 divisors (see below), whose sum is σ = 297612504. Its totient is φ = 146195280.

The previous prime is 213201691. The next prime is 213201701. The reversal of 213201695 is 596102312.

It is not a de Polignac number, because 213201695 - 2² = 213201691 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213201691) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 434861 + ... + 435350.

It is an arithmetic number, because the mean of its divisors is an integer number (24801042).

Almost surely, 2^213201695 is an apocalyptic number.

213201695 is a deficient number, since it is larger than the sum of its proper divisors (84410809).

213201695 is an equidigital number, since it uses as much as digits as its factorization.

213201695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870230 (or 870223 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 213201695 is about 14601.4278411394. The cubic root of 213201695 is about 597.3977066176.

The spelling of 213201695 in words is "two hundred thirteen million, two hundred one thousand, six hundred ninety-five".