626716652 has 24 divisors (see below), whose sum is σ = 1124655840. Its totient is φ = 305402240.

The previous prime is 626716621. The next prime is 626716661. The reversal of 626716652 is 256617626.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301874 + ... + 303942.

It is an arithmetic number, because the mean of its divisors is an integer number (46860660).

Almost surely, 2^626716652 is an apocalyptic number.

It is an amenable number.

626716652 is a deficient number, since it is larger than the sum of its proper divisors (497939188).

626716652 is a wasteful number, since it uses less digits than its factorization.

626716652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3961 (or 3959 counting only the distinct ones).

The product of its digits is 181440, while the sum is 41.

The square root of 626716652 is about 25034.3094971681. The cubic root of 626716652 is about 855.7700400564.

The spelling of 626716652 in words is "six hundred twenty-six million, seven hundred sixteen thousand, six hundred fifty-two".