268470641 has 2 divisors, whose sum is σ = 268470642. Its totient is φ = 268470640.

The previous prime is 268470563. The next prime is 268470659. The reversal of 268470641 is 146074862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 245392225 + 23078416 = 15665^2 + 4804^2 .

It is a cyclic number.

It is not a de Polignac number, because 268470641 - 2¹⁴ = 268454257 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 268470595 and 268470604.

It is not a weakly prime, because it can be changed into another prime (268470691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134235320 + 134235321.

It is an arithmetic number, because the mean of its divisors is an integer number (134235321).

Almost surely, 2^268470641 is an apocalyptic number.

It is an amenable number.

268470641 is a deficient number, since it is larger than the sum of its proper divisors (1).

268470641 is an equidigital number, since it uses as much as digits as its factorization.

268470641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 268470641 is about 16385.0737258030. The cubic root of 268470641 is about 645.1077607746.

The spelling of 268470641 in words is "two hundred sixty-eight million, four hundred seventy thousand, six hundred forty-one".