42522527 has 2 divisors, whose sum is σ = 42522528. Its totient is φ = 42522526.

The previous prime is 42522499. The next prime is 42522533. The reversal of 42522527 is 72522524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42522527 - 2²⁰ = 41473951 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42522527.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42522127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21261263 + 21261264.

It is an arithmetic number, because the mean of its divisors is an integer number (21261264).

Almost surely, 2^42522527 is an apocalyptic number.

42522527 is a deficient number, since it is larger than the sum of its proper divisors (1).

42522527 is an equidigital number, since it uses as much as digits as its factorization.

42522527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11200, while the sum is 29.

The square root of 42522527 is about 6520.9299183475. The cubic root of 42522527 is about 349.0382494620.

The spelling of 42522527 in words is "forty-two million, five hundred twenty-two thousand, five hundred twenty-seven".