1457126628 has 24 divisors (see below), whose sum is σ = 3435016032. Its totient is φ = 480701184.

The previous prime is 1457126609. The next prime is 1457126633. The reversal of 1457126628 is 8266217541.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1457126628.

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, 624750 + ... + 627077.

It is an arithmetic number, because the mean of its divisors is an integer number (143125668).

Almost surely, 2^1457126628 is an apocalyptic number.

It is an amenable number.

1457126628 is an abundant number, since it is smaller than the sum of its proper divisors (1977889404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1457126628 is a wasteful number, since it uses less digits than its factorization.

1457126628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251931 (or 1251929 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 1457126628 is about 38172.3280400868. The cubic root of 1457126628 is about 1133.7024840912.

The spelling of 1457126628 in words is "one billion, four hundred fifty-seven million, one hundred twenty-six thousand, six hundred twenty-eight".