1471257872 has 20 divisors (see below), whose sum is σ = 3257785536. Its totient is φ = 630539040.

The previous prime is 1471257869. The next prime is 1471257881. The reversal of 1471257872 is 2787521741.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6568004 + ... + 6568227.

Almost surely, 2^1471257872 is an apocalyptic number.

It is an amenable number.

1471257872 is an abundant number, since it is smaller than the sum of its proper divisors (1786527664).

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

1471257872 is a wasteful number, since it uses less digits than its factorization.

1471257872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13136246 (or 13136240 counting only the distinct ones).

The product of its digits is 219520, while the sum is 44.

The square root of 1471257872 is about 38356.9794431209. The cubic root of 1471257872 is about 1137.3555901205.

The spelling of 1471257872 in words is "one billion, four hundred seventy-one million, two hundred fifty-seven thousand, eight hundred seventy-two".