42626867 has 2 divisors, whose sum is σ = 42626868. Its totient is φ = 42626866.

The previous prime is 42626833. The next prime is 42626869. The reversal of 42626867 is 76862624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42626867 - 2⁸ = 42626611 is a prime.

Together with 42626869, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42626869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21313433 + 21313434.

It is an arithmetic number, because the mean of its divisors is an integer number (21313434).

Almost surely, 2^42626867 is an apocalyptic number.

42626867 is a deficient number, since it is larger than the sum of its proper divisors (1).

42626867 is an equidigital number, since it uses as much as digits as its factorization.

42626867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 41.

The square root of 42626867 is about 6528.9254092844. The cubic root of 42626867 is about 349.3235014334.

The spelling of 42626867 in words is "forty-two million, six hundred twenty-six thousand, eight hundred sixty-seven".