42622005 has 8 divisors (see below), whose sum is σ = 68195232. Its totient is φ = 22731728.

The previous prime is 42621989. The next prime is 42622007. The reversal of 42622005 is 50022624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42622005 - 2⁴ = 42621989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42622007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1420719 + ... + 1420748.

It is an arithmetic number, because the mean of its divisors is an integer number (8524404).

Almost surely, 2^42622005 is an apocalyptic number.

It is an amenable number.

42622005 is a deficient number, since it is larger than the sum of its proper divisors (25573227).

42622005 is a wasteful number, since it uses less digits than its factorization.

42622005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2841475.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 42622005 is about 6528.5530556165. The cubic root of 42622005 is about 349.3102197048.

Adding to 42622005 its reverse (50022624), we get a palindrome (92644629).

The spelling of 42622005 in words is "forty-two million, six hundred twenty-two thousand, five".