42279467 has 2 divisors, whose sum is σ = 42279468. Its totient is φ = 42279466.

The previous prime is 42279439. The next prime is 42279469. The reversal of 42279467 is 76497224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42279467 - 2⁶ = 42279403 is a prime.

Together with 42279469, 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 (42279469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21139733 + 21139734.

It is an arithmetic number, because the mean of its divisors is an integer number (21139734).

Almost surely, 2^42279467 is an apocalyptic number.

42279467 is a deficient number, since it is larger than the sum of its proper divisors (1).

42279467 is an equidigital number, since it uses as much as digits as its factorization.

42279467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 41.

The square root of 42279467 is about 6502.2662972228. The cubic root of 42279467 is about 348.3719407058.

The spelling of 42279467 in words is "forty-two million, two hundred seventy-nine thousand, four hundred sixty-seven".