1626828344 has 16 divisors (see below), whose sum is σ = 3074323200. Its totient is φ = 807008832.

The previous prime is 1626828319. The next prime is 1626828349. The reversal of 1626828344 is 4438286261.

It is a junction number, because it is equal to n+sod(n) for n = 1626828295 and 1626828304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1626828349) 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 3 ways as a sum of consecutive naturals, for example, 799589 + ... + 801620.

It is an arithmetic number, because the mean of its divisors is an integer number (192145200).

Almost surely, 2^1626828344 is an apocalyptic number.

It is an amenable number.

1626828344 is a deficient number, since it is larger than the sum of its proper divisors (1447494856).

1626828344 is a wasteful number, since it uses less digits than its factorization.

1626828344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601342 (or 1601338 counting only the distinct ones).

The product of its digits is 442368, while the sum is 44.

The square root of 1626828344 is about 40333.9601824567. The cubic root of 1626828344 is about 1176.1081066644.

The spelling of 1626828344 in words is "one billion, six hundred twenty-six million, eight hundred twenty-eight thousand, three hundred forty-four".