42461567 has 2 divisors, whose sum is σ = 42461568. Its totient is φ = 42461566.

The previous prime is 42461501. The next prime is 42461569. The reversal of 42461567 is 76516424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42461567 - 2¹⁶ = 42396031 is a prime.

Together with 42461569, 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 (42461569) 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, 21230783 + 21230784.

It is an arithmetic number, because the mean of its divisors is an integer number (21230784).

Almost surely, 2^42461567 is an apocalyptic number.

42461567 is a deficient number, since it is larger than the sum of its proper divisors (1).

42461567 is an equidigital number, since it uses as much as digits as its factorization.

42461567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 35.

The square root of 42461567 is about 6516.2540619592. The cubic root of 42461567 is about 348.8713767556.

The spelling of 42461567 in words is "forty-two million, four hundred sixty-one thousand, five hundred sixty-seven".