626881325 has 12 divisors (see below), whose sum is σ = 888380640. Its totient is φ = 429861360.

The previous prime is 626881309. The next prime is 626881327. The reversal of 626881325 is 523188626.

It is not a de Polignac number, because 626881325 - 2⁴ = 626881309 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (626881327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1790915 + ... + 1791264.

It is an arithmetic number, because the mean of its divisors is an integer number (74031720).

Almost surely, 2^626881325 is an apocalyptic number.

It is an amenable number.

626881325 is a deficient number, since it is larger than the sum of its proper divisors (261499315).

626881325 is a wasteful number, since it uses less digits than its factorization.

626881325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3582196 (or 3582191 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 626881325 is about 25037.5982274658. The cubic root of 626881325 is about 855.8449861417.

The spelling of 626881325 in words is "six hundred twenty-six million, eight hundred eighty-one thousand, three hundred twenty-five".