626053444 has 12 divisors (see below), whose sum is σ = 1099051884. Its totient is φ = 312038624.

The previous prime is 626053411. The next prime is 626053451. The reversal of 626053444 is 444350626.

It can be written as a sum of positive squares in 2 ways, for example, as 207360000 + 418693444 = 14400^2 + 20462^2 .

It is a super-2 number, since 2×626053444² = 783885829488522272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245599 + ... + 248134.

It is an arithmetic number, because the mean of its divisors is an integer number (91587657).

Almost surely, 2^626053444 is an apocalyptic number.

It is an amenable number.

626053444 is a deficient number, since it is larger than the sum of its proper divisors (472998440).

626053444 is a wasteful number, since it uses less digits than its factorization.

626053444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494054 (or 494052 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 626053444 is about 25021.0600095200. The cubic root of 626053444 is about 855.4680674118.

It can be divided in two parts, 62605 and 3444, that added together give a square (66049 = 257²).

The spelling of 626053444 in words is "six hundred twenty-six million, fifty-three thousand, four hundred forty-four".