213292017 has 6 divisors (see below), whose sum is σ = 308088482. Its totient is φ = 142194672.

The previous prime is 213292007. The next prime is 213292031. The reversal of 213292017 is 710292312.

It can be written as a sum of positive squares in only one way, i.e., 187799616 + 25492401 = 13704^2 + 5049^2 .

It is not a de Polignac number, because 213292017 - 2⁷ = 213291889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213292007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11849548 + ... + 11849565.

Almost surely, 2^213292017 is an apocalyptic number.

It is an amenable number.

213292017 is a deficient number, since it is larger than the sum of its proper divisors (94796465).

213292017 is a wasteful number, since it uses less digits than its factorization.

213292017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23699119 (or 23699116 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 213292017 is about 14604.5204303325. The cubic root of 213292017 is about 597.4820563812.

It can be divided in two parts, 2132 and 92017, that added together give a palindrome (94149).

The spelling of 213292017 in words is "two hundred thirteen million, two hundred ninety-two thousand, seventeen".