1478489934 has 8 divisors (see below), whose sum is σ = 2956979880. Its totient is φ = 492829976.

The previous prime is 1478489923. The next prime is 1478489939. The reversal of 1478489934 is 4399848741.

It is a happy number.

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

1478489934 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478489939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123207489 + ... + 123207500.

It is an arithmetic number, because the mean of its divisors is an integer number (369622485).

Almost surely, 2^1478489934 is an apocalyptic number.

1478489934 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1478489934 is a wasteful number, since it uses less digits than its factorization.

1478489934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246414994.

The product of its digits is 6967296, while the sum is 57.

The square root of 1478489934 is about 38451.1369662849. The cubic root of 1478489934 is about 1139.2161262530.

The spelling of 1478489934 in words is "one billion, four hundred seventy-eight million, four hundred eighty-nine thousand, nine hundred thirty-four".