1478364256 has 12 divisors (see below), whose sum is σ = 2910529692. Its totient is φ = 739182112.

The previous prime is 1478364229. The next prime is 1478364259. The reversal of 1478364256 is 6524638741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478364259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23099410 + ... + 23099473.

It is an arithmetic number, because the mean of its divisors is an integer number (242544141).

Almost surely, 2^1478364256 is an apocalyptic number.

1478364256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1478364256 is a deficient number, since it is larger than the sum of its proper divisors (1432165436).

1478364256 is an equidigital number, since it uses as much as digits as its factorization.

1478364256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46198893 (or 46198885 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The square root of 1478364256 is about 38449.5026755874. The cubic root of 1478364256 is about 1139.1838459157.

The spelling of 1478364256 in words is "one billion, four hundred seventy-eight million, three hundred sixty-four thousand, two hundred fifty-six".