1478436272 has 40 divisors (see below), whose sum is σ = 2933517600. Its totient is φ = 721543680.

The previous prime is 1478436217. The next prime is 1478436287. The reversal of 1478436272 is 2726348741.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164372 + ... + 173132.

It is an arithmetic number, because the mean of its divisors is an integer number (73337940).

Almost surely, 2^1478436272 is an apocalyptic number.

It is an amenable number.

1478436272 is a deficient number, since it is larger than the sum of its proper divisors (1455081328).

1478436272 is a wasteful number, since it uses less digits than its factorization.

1478436272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9021 (or 9015 counting only the distinct ones).

The product of its digits is 451584, while the sum is 44.

The square root of 1478436272 is about 38450.4391652423. The cubic root of 1478436272 is about 1139.2023434164.

The spelling of 1478436272 in words is "one billion, four hundred seventy-eight million, four hundred thirty-six thousand, two hundred seventy-two".