42295579 has 2 divisors, whose sum is σ = 42295580. Its totient is φ = 42295578.

The previous prime is 42295571. The next prime is 42295607. The reversal of 42295579 is 97559224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42295579 - 2³ = 42295571 is a prime.

It is not a weakly prime, because it can be changed into another prime (42295571) 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, 21147789 + 21147790.

It is an arithmetic number, because the mean of its divisors is an integer number (21147790).

Almost surely, 2^42295579 is an apocalyptic number.

42295579 is a deficient number, since it is larger than the sum of its proper divisors (1).

42295579 is an equidigital number, since it uses as much as digits as its factorization.

42295579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 43.

The square root of 42295579 is about 6503.5051318501. The cubic root of 42295579 is about 348.4161879985.

The spelling of 42295579 in words is "forty-two million, two hundred ninety-five thousand, five hundred seventy-nine".