1396044799 has 4 divisors (see below), whose sum is σ = 1409598736. Its totient is φ = 1382490864.

The previous prime is 1396044757. The next prime is 1396044803. The reversal of 1396044799 is 9974406931.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1396044799 - 2¹¹ = 1396042751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396044499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6776814 + ... + 6777019.

It is an arithmetic number, because the mean of its divisors is an integer number (352399684).

Almost surely, 2^1396044799 is an apocalyptic number.

1396044799 is a deficient number, since it is larger than the sum of its proper divisors (13553937).

1396044799 is a wasteful number, since it uses less digits than its factorization.

1396044799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13553936.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The square root of 1396044799 is about 37363.6828886019. The cubic root of 1396044799 is about 1117.6344628143.

The spelling of 1396044799 in words is "one billion, three hundred ninety-six million, forty-four thousand, seven hundred ninety-nine".