42966479 has 2 divisors, whose sum is σ = 42966480. Its totient is φ = 42966478.

The previous prime is 42966433. The next prime is 42966481. The reversal of 42966479 is 97466924.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42966479 - 2⁸ = 42966223 is a prime.

It is a super-2 number, since 2×42966479² = 3692236635314882, which contains 22 as substring.

Together with 42966481, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42966409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21483239 + 21483240.

It is an arithmetic number, because the mean of its divisors is an integer number (21483240).

Almost surely, 2^42966479 is an apocalyptic number.

42966479 is a deficient number, since it is larger than the sum of its proper divisors (1).

42966479 is an equidigital number, since it uses as much as digits as its factorization.

42966479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 47.

The square root of 42966479 is about 6554.8820736913. The cubic root of 42966479 is about 350.2487456231.

The spelling of 42966479 in words is "forty-two million, nine hundred sixty-six thousand, four hundred seventy-nine".