1478703040 has 112 divisors (see below), whose sum is σ = 3690518400. Its totient is φ = 563576832.

The previous prime is 1478703001. The next prime is 1478703053. The reversal of 1478703040 is 403078741.

It is a junction number, because it is equal to n+sod(n) for n = 1478702987 and 1478703005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 732112 + ... + 734128.

Almost surely, 2^1478703040 is an apocalyptic number.

1478703040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1478703040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1845259200).

1478703040 is an abundant number, since it is smaller than the sum of its proper divisors (2211815360).

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

1478703040 is a wasteful number, since it uses less digits than its factorization.

1478703040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2142 (or 2132 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 1478703040 is about 38453.9079938567. The cubic root of 1478703040 is about 1139.2708582519.

The spelling of 1478703040 in words is "one billion, four hundred seventy-eight million, seven hundred three thousand, forty".