42616459 has 2 divisors, whose sum is σ = 42616460. Its totient is φ = 42616458.

The previous prime is 42616429. The next prime is 42616463. The reversal of 42616459 is 95461624.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42616459 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42616429) 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, 21308229 + 21308230.

It is an arithmetic number, because the mean of its divisors is an integer number (21308230).

Almost surely, 2^42616459 is an apocalyptic number.

42616459 is a deficient number, since it is larger than the sum of its proper divisors (1).

42616459 is an equidigital number, since it uses as much as digits as its factorization.

42616459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 37.

The square root of 42616459 is about 6528.1282922443. The cubic root of 42616459 is about 349.2950682315.

The spelling of 42616459 in words is "forty-two million, six hundred sixteen thousand, four hundred fifty-nine".