39422563 has 2 divisors, whose sum is σ = 39422564. Its totient is φ = 39422562.

The previous prime is 39422557. The next prime is 39422611. The reversal of 39422563 is 36522493.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39422563 is a prime.

It is not a weakly prime, because it can be changed into another prime (39422503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19711281 + 19711282.

It is an arithmetic number, because the mean of its divisors is an integer number (19711282).

Almost surely, 2^39422563 is an apocalyptic number.

39422563 is a deficient number, since it is larger than the sum of its proper divisors (1).

39422563 is an equidigital number, since it uses as much as digits as its factorization.

39422563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 34.

The square root of 39422563 is about 6278.7389657478. The cubic root of 39422563 is about 340.3415339729.

The spelling of 39422563 in words is "thirty-nine million, four hundred twenty-two thousand, five hundred sixty-three".