268446213 has 12 divisors (see below), whose sum is σ = 443149408. Its totient is φ = 153397800.

The previous prime is 268446203. The next prime is 268446223. The reversal of 268446213 is 312644862.

268446213 is a `hidden beast` number, since 26 + 8 + 4 + 4 + 621 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (268446203) and next prime (268446223).

It is not a de Polignac number, because 268446213 - 2⁴ = 268446197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268446203) 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, 2130463 + ... + 2130588.

Almost surely, 2^268446213 is an apocalyptic number.

It is an amenable number.

268446213 is a deficient number, since it is larger than the sum of its proper divisors (174703195).

268446213 is a wasteful number, since it uses less digits than its factorization.

268446213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4261064 (or 4261061 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 268446213 is about 16384.3282742992. The cubic root of 268446213 is about 645.0881941778.

The spelling of 268446213 in words is "two hundred sixty-eight million, four hundred forty-six thousand, two hundred thirteen".