1478667256 has 16 divisors (see below), whose sum is σ = 3024546840. Its totient is φ = 672121440.

The previous prime is 1478667251. The next prime is 1478667277. The reversal of 1478667256 is 6527668741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478667251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8401431 + ... + 8401606.

Almost surely, 2^1478667256 is an apocalyptic number.

It is an amenable number.

1478667256 is an abundant number, since it is smaller than the sum of its proper divisors (1545879584).

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

1478667256 is a wasteful number, since it uses less digits than its factorization.

1478667256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16803054 (or 16803050 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 52.

The square root of 1478667256 is about 38453.4427067330. The cubic root of 1478667256 is about 1139.2616682171.

The spelling of 1478667256 in words is "one billion, four hundred seventy-eight million, six hundred sixty-seven thousand, two hundred fifty-six".