1478481836 has 24 divisors (see below), whose sum is σ = 2787442224. Its totient is φ = 682113600.

The previous prime is 1478481833. The next prime is 1478481847. The reversal of 1478481836 is 6381848741.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1478481833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217286 + ... + 223986.

It is an arithmetic number, because the mean of its divisors is an integer number (116143426).

Almost surely, 2^1478481836 is an apocalyptic number.

It is an amenable number.

1478481836 is a deficient number, since it is larger than the sum of its proper divisors (1308960388).

1478481836 is a wasteful number, since it uses less digits than its factorization.

1478481836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10961 (or 10959 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 50.

The square root of 1478481836 is about 38451.0316636628. The cubic root of 1478481836 is about 1139.2140463405.

The spelling of 1478481836 in words is "one billion, four hundred seventy-eight million, four hundred eighty-one thousand, eight hundred thirty-six".