42340967 has 2 divisors, whose sum is σ = 42340968. Its totient is φ = 42340966.

The previous prime is 42340951. The next prime is 42340979. The reversal of 42340967 is 76904324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42340967 - 2⁴ = 42340951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42340367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21170483 + 21170484.

It is an arithmetic number, because the mean of its divisors is an integer number (21170484).

Almost surely, 2^42340967 is an apocalyptic number.

42340967 is a deficient number, since it is larger than the sum of its proper divisors (1).

42340967 is an equidigital number, since it uses as much as digits as its factorization.

42340967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 42340967 is about 6506.9936990902. The cubic root of 42340967 is about 348.5407736012.

The spelling of 42340967 in words is "forty-two million, three hundred forty thousand, nine hundred sixty-seven".