626000406 has 8 divisors (see below), whose sum is σ = 1252000824. Its totient is φ = 208666800.

The previous prime is 626000387. The next prime is 626000449. The reversal of 626000406 is 604000626.

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

626000406 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52166695 + ... + 52166706.

It is an arithmetic number, because the mean of its divisors is an integer number (156500103).

Almost surely, 2^626000406 is an apocalyptic number.

626000406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

626000406 is a wasteful number, since it uses less digits than its factorization.

626000406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104333406.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 626000406 is about 25020.0001199041. Note that the first 3 decimals coincide. The cubic root of 626000406 is about 855.4439088796.

The spelling of 626000406 in words is "six hundred twenty-six million, four hundred six", and thus it is an aban number.