1478496918 has 16 divisors (see below), whose sum is σ = 2967672240. Its totient is φ = 491052576.

The previous prime is 1478496893. The next prime is 1478496931. The reversal of 1478496918 is 8196948741.

It is a happy number.

It is a congruent number.

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, 443133 + ... + 446456.

It is an arithmetic number, because the mean of its divisors is an integer number (185479515).

Almost surely, 2^1478496918 is an apocalyptic number.

1478496918 is an abundant number, since it is smaller than the sum of its proper divisors (1489175322).

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

1478496918 is a wasteful number, since it uses less digits than its factorization.

1478496918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889871.

The product of its digits is 3483648, while the sum is 57.

The square root of 1478496918 is about 38451.2277827380. The cubic root of 1478496918 is about 1139.2179200366.

The spelling of 1478496918 in words is "one billion, four hundred seventy-eight million, four hundred ninety-six thousand, nine hundred eighteen".