42626623 has 8 divisors (see below), whose sum is σ = 46006688. Its totient is φ = 39261024.

The previous prime is 42626611. The next prime is 42626629. The reversal of 42626623 is 32662624.

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 42626623 - 2²⁵ = 9072191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42626629) 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, 2965 + ... + 9697.

It is an arithmetic number, because the mean of its divisors is an integer number (5750836).

Almost surely, 2^42626623 is an apocalyptic number.

42626623 is a deficient number, since it is larger than the sum of its proper divisors (3380065).

42626623 is a wasteful number, since it uses less digits than its factorization.

42626623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7233.

The product of its digits is 20736, while the sum is 31.

The square root of 42626623 is about 6528.9067231811. The cubic root of 42626623 is about 349.3228349125.

The spelling of 42626623 in words is "forty-two million, six hundred twenty-six thousand, six hundred twenty-three".