1478079994 has 16 divisors (see below), whose sum is σ = 2348267328. Its totient is φ = 695351232.

The previous prime is 1478079937. The next prime is 1478080001. The reversal of 1478079994 is 4999708741.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176899 + ... + 185065.

It is an arithmetic number, because the mean of its divisors is an integer number (146766708).

Almost surely, 2^1478079994 is an apocalyptic number.

1478079994 is a deficient number, since it is larger than the sum of its proper divisors (870187334).

1478079994 is a wasteful number, since it uses less digits than its factorization.

1478079994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13509.

The product of its (nonzero) digits is 4572288, while the sum is 58.

The square root of 1478079994 is about 38445.8059351082. The cubic root of 1478079994 is about 1139.1108266007.

The spelling of 1478079994 in words is "one billion, four hundred seventy-eight million, seventy-nine thousand, nine hundred ninety-four".