42868207 has 2 divisors, whose sum is σ = 42868208. Its totient is φ = 42868206.

The previous prime is 42868201. The next prime is 42868213. The reversal of 42868207 is 70286824.

It is a balanced prime because it is at equal distance from previous prime (42868201) and next prime (42868213).

It is a cyclic number.

It is not a de Polignac number, because 42868207 - 2⁷ = 42868079 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42868201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21434103 + 21434104.

It is an arithmetic number, because the mean of its divisors is an integer number (21434104).

Almost surely, 2^42868207 is an apocalyptic number.

42868207 is a deficient number, since it is larger than the sum of its proper divisors (1).

42868207 is an equidigital number, since it uses as much as digits as its factorization.

42868207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 42868207 is about 6547.3816904164. The cubic root of 42868207 is about 349.9815146700.

It can be divided in two parts, 428 and 68207, that added together give a triangular number (68635 = T₃₇₀).

The spelling of 42868207 in words is "forty-two million, eight hundred sixty-eight thousand, two hundred seven".