42559622 has 16 divisors (see below), whose sum is σ = 73781280. Its totient is φ = 18034368.

The previous prime is 42559609. The next prime is 42559631. The reversal of 42559622 is 22695524.

It is a super-2 number, since 2×42559622² = 3622642849565768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15833 + ... + 18324.

It is an arithmetic number, because the mean of its divisors is an integer number (4611330).

Almost surely, 2^42559622 is an apocalyptic number.

42559622 is a deficient number, since it is larger than the sum of its proper divisors (31221658).

42559622 is a wasteful number, since it uses less digits than its factorization.

42559622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34255.

The product of its digits is 43200, while the sum is 35.

The square root of 42559622 is about 6523.7736012219. The cubic root of 42559622 is about 349.1397157640.

The spelling of 42559622 in words is "forty-two million, five hundred fifty-nine thousand, six hundred twenty-two".