626274040 has 32 divisors (see below), whose sum is σ = 1610419680. Its totient is φ = 214722432.

The previous prime is 626274037. The next prime is 626274041. The reversal of 626274040 is 40472626.

626274040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 626273993 and 626274011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (626274041) 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, 1118067 + ... + 1118626.

It is an arithmetic number, because the mean of its divisors is an integer number (50325615).

Almost surely, 2^626274040 is an apocalyptic number.

It is an amenable number.

626274040 is an abundant number, since it is smaller than the sum of its proper divisors (984145640).

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

626274040 is a wasteful number, since it uses less digits than its factorization.

626274040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2236711 (or 2236707 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 626274040 is about 25025.4678277949. The cubic root of 626274040 is about 855.5685331015.

The spelling of 626274040 in words is "six hundred twenty-six million, two hundred seventy-four thousand, forty".