42790967 has 2 divisors, whose sum is σ = 42790968. Its totient is φ = 42790966.

The previous prime is 42790949. The next prime is 42790987. The reversal of 42790967 is 76909724.

42790967 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42790967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42790927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21395483 + 21395484.

It is an arithmetic number, because the mean of its divisors is an integer number (21395484).

Almost surely, 2^42790967 is an apocalyptic number.

42790967 is a deficient number, since it is larger than the sum of its proper divisors (1).

42790967 is an equidigital number, since it uses as much as digits as its factorization.

42790967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 42790967 is about 6541.4804899197. The cubic root of 42790967 is about 349.7711892242.

The spelling of 42790967 in words is "forty-two million, seven hundred ninety thousand, nine hundred sixty-seven".