213332869 has 2 divisors, whose sum is σ = 213332870. Its totient is φ = 213332868.

The previous prime is 213332851. The next prime is 213332887. The reversal of 213332869 is 968233312.

It is a balanced prime because it is at equal distance from previous prime (213332851) and next prime (213332887).

It can be written as a sum of positive squares in only one way, i.e., 129390625 + 83942244 = 11375^2 + 9162^2 .

It is a cyclic number.

It is not a de Polignac number, because 213332869 - 2¹⁷ = 213201797 is a prime.

It is a super-2 number, since 2×213332869² = 91021825991542322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213332809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106666434 + 106666435.

It is an arithmetic number, because the mean of its divisors is an integer number (106666435).

Almost surely, 2^213332869 is an apocalyptic number.

It is an amenable number.

213332869 is a deficient number, since it is larger than the sum of its proper divisors (1).

213332869 is an equidigital number, since it uses as much as digits as its factorization.

213332869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 37.

The square root of 213332869 is about 14605.9189714307. The cubic root of 213332869 is about 597.5201993603.

The spelling of 213332869 in words is "two hundred thirteen million, three hundred thirty-two thousand, eight hundred sixty-nine".