1478040339 has 8 divisors (see below), whose sum is σ = 1988160912. Its totient is φ = 976640000.

The previous prime is 1478040337. The next prime is 1478040359. The reversal of 1478040339 is 9330408741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1478040339 - 2¹ = 1478040337 is a prime.

It is a super-2 number, since 2×1478040339² = 4369206487422469842, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1478040297 and 1478040306.

It is not an unprimeable number, because it can be changed into a prime (1478040331) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2179662 + ... + 2180339.

It is an arithmetic number, because the mean of its divisors is an integer number (248520114).

Almost surely, 2^1478040339 is an apocalyptic number.

1478040339 is a deficient number, since it is larger than the sum of its proper divisors (510120573).

1478040339 is a wasteful number, since it uses less digits than its factorization.

1478040339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4360117.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 1478040339 is about 38445.2902056936. The cubic root of 1478040339 is about 1139.1006395463.

The spelling of 1478040339 in words is "one billion, four hundred seventy-eight million, forty thousand, three hundred thirty-nine".