1396287368 has 32 divisors (see below), whose sum is σ = 3088565760. Its totient is φ = 579104640.

The previous prime is 1396287359. The next prime is 1396287379. The reversal of 1396287368 is 8637826931.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400421 + ... + 403892.

It is an arithmetic number, because the mean of its divisors is an integer number (96517680).

Almost surely, 2^1396287368 is an apocalyptic number.

It is an amenable number.

1396287368 is an abundant number, since it is smaller than the sum of its proper divisors (1692278392).

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

1396287368 is a wasteful number, since it uses less digits than its factorization.

1396287368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804357 (or 804353 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 53.

The square root of 1396287368 is about 37366.9288007457. The cubic root of 1396287368 is about 1117.6991903870.

The spelling of 1396287368 in words is "one billion, three hundred ninety-six million, two hundred eighty-seven thousand, three hundred sixty-eight".