1478767268 has 72 divisors (see below), whose sum is σ = 2937725280. Its totient is φ = 645702400.

The previous prime is 1478767243. The next prime is 1478767273. The reversal of 1478767268 is 8627678741.

It is a happy number.

Its product of digits (6322176) is a multiple of the sum of its prime divisors (256).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13086380 + ... + 13086492.

It is an arithmetic number, because the mean of its divisors is an integer number (40801740).

Almost surely, 2^1478767268 is an apocalyptic number.

It is an amenable number.

1478767268 is a deficient number, since it is larger than the sum of its proper divisors (1458958012).

1478767268 is a wasteful number, since it uses less digits than its factorization.

1478767268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329 (or 256 counting only the distinct ones).

The product of its digits is 6322176, while the sum is 56.

The square root of 1478767268 is about 38454.7431144716. The cubic root of 1478767268 is about 1139.2873528933.

The spelling of 1478767268 in words is "one billion, four hundred seventy-eight million, seven hundred sixty-seven thousand, two hundred sixty-eight".