1481866256 has 20 divisors (see below), whose sum is σ = 3091971372. Its totient is φ = 683938176.

The previous prime is 1481866237. The next prime is 1481866289. The reversal of 1481866256 is 6526681841.

It can be written as a sum of positive squares in 2 ways, for example, as 379626256 + 1102240000 = 19484^2 + 33200^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1481866256.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3561971 + ... + 3562386.

Almost surely, 2^1481866256 is an apocalyptic number.

1481866256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1481866256 is an abundant number, since it is smaller than the sum of its proper divisors (1610105116).

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

1481866256 is a wasteful number, since it uses less digits than its factorization.

1481866256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7124378 (or 7124372 counting only the distinct ones).

The product of its digits is 552960, while the sum is 47.

The square root of 1481866256 is about 38495.0159890862. The cubic root of 1481866256 is about 1140.0826491838.

The spelling of 1481866256 in words is "one billion, four hundred eighty-one million, eight hundred sixty-six thousand, two hundred fifty-six".