1457212282 has 8 divisors (see below), whose sum is σ = 2201773716. Its totient is φ = 723287712.

The previous prime is 1457212259. The next prime is 1457212291. The reversal of 1457212282 is 2822127541.

It can be written as a sum of positive squares in 2 ways, for example, as 1455498801 + 1713481 = 38151^2 + 1309^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 2658873 + ... + 2659420.

Almost surely, 2^1457212282 is an apocalyptic number.

1457212282 is a deficient number, since it is larger than the sum of its proper divisors (744561434).

1457212282 is a wasteful number, since it uses less digits than its factorization.

1457212282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5318432.

The product of its digits is 17920, while the sum is 34.

The square root of 1457212282 is about 38173.4499619827. The cubic root of 1457212282 is about 1133.7246977291.

The spelling of 1457212282 in words is "one billion, four hundred fifty-seven million, two hundred twelve thousand, two hundred eighty-two".