1457338628 has 12 divisors (see below), whose sum is σ = 2609653200. Its totient is φ = 711723432.

The previous prime is 1457338579. The next prime is 1457338637. The reversal of 1457338628 is 8268337541.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4236278 + ... + 4236621.

It is an arithmetic number, because the mean of its divisors is an integer number (217471100).

Almost surely, 2^1457338628 is an apocalyptic number.

It is an amenable number.

1457338628 is a deficient number, since it is larger than the sum of its proper divisors (1152314572).

1457338628 is a wasteful number, since it uses less digits than its factorization.

1457338628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8472946 (or 8472944 counting only the distinct ones).

The product of its digits is 967680, while the sum is 47.

The square root of 1457338628 is about 38175.1048197644. The cubic root of 1457338628 is about 1133.7574629029.

The spelling of 1457338628 in words is "one billion, four hundred fifty-seven million, three hundred thirty-eight thousand, six hundred twenty-eight".