42466279 has 2 divisors, whose sum is σ = 42466280. Its totient is φ = 42466278.

The previous prime is 42466247. The next prime is 42466331. The reversal of 42466279 is 97266424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42466279 - 2⁵ = 42466247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42466219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21233139 + 21233140.

It is an arithmetic number, because the mean of its divisors is an integer number (21233140).

Almost surely, 2^42466279 is an apocalyptic number.

42466279 is a deficient number, since it is larger than the sum of its proper divisors (1).

42466279 is an equidigital number, since it uses as much as digits as its factorization.

42466279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 40.

The square root of 42466279 is about 6516.6156093482. The cubic root of 42466279 is about 348.8842811398.

The spelling of 42466279 in words is "forty-two million, four hundred sixty-six thousand, two hundred seventy-nine".