1304624378 has 16 divisors (see below), whose sum is σ = 1985346720. Its totient is φ = 642880656.

The previous prime is 1304624371. The next prime is 1304624381. The reversal of 1304624378 is 8734264031.

It is not an unprimeable number, because it can be changed into a prime (1304624371) 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 7 ways as a sum of consecutive naturals, for example, 60176 + ... + 78932.

It is an arithmetic number, because the mean of its divisors is an integer number (124084170).

Almost surely, 2^1304624378 is an apocalyptic number.

1304624378 is a deficient number, since it is larger than the sum of its proper divisors (680722342).

1304624378 is a wasteful number, since it uses less digits than its factorization.

1304624378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19261.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 1304624378 is about 36119.5844106767. The cubic root of 1304624378 is about 1092.6854575743.

The spelling of 1304624378 in words is "one billion, three hundred four million, six hundred twenty-four thousand, three hundred seventy-eight".