42294911 has 2 divisors, whose sum is σ = 42294912. Its totient is φ = 42294910.

The previous prime is 42294869. The next prime is 42294919. The reversal of 42294911 is 11949224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42294911 - 2¹⁰ = 42293887 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42294919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21147455 + 21147456.

It is an arithmetic number, because the mean of its divisors is an integer number (21147456).

Almost surely, 2^42294911 is an apocalyptic number.

42294911 is a deficient number, since it is larger than the sum of its proper divisors (1).

42294911 is an equidigital number, since it uses as much as digits as its factorization.

42294911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The square root of 42294911 is about 6503.4537747262. The cubic root of 42294911 is about 348.4143537387.

The spelling of 42294911 in words is "forty-two million, two hundred ninety-four thousand, nine hundred eleven".