1393983244 has 6 divisors (see below), whose sum is σ = 2439470684. Its totient is φ = 696991620.

The previous prime is 1393983191. The next prime is 1393983301. The reversal of 1393983244 is 4423893931.

It is a junction number, because it is equal to n+sod(n) for n = 1393983194 and 1393983203.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174247902 + ... + 174247909.

Almost surely, 2^1393983244 is an apocalyptic number.

It is an amenable number.

1393983244 is a deficient number, since it is larger than the sum of its proper divisors (1045487440).

1393983244 is a wasteful number, since it uses less digits than its factorization.

1393983244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348495815 (or 348495813 counting only the distinct ones).

The product of its digits is 559872, while the sum is 46.

The square root of 1393983244 is about 37336.0850116881. The cubic root of 1393983244 is about 1117.0840506799.

The spelling of 1393983244 in words is "one billion, three hundred ninety-three million, nine hundred eighty-three thousand, two hundred forty-four".