1394973822 has 32 divisors (see below), whose sum is σ = 3073728384. Its totient is φ = 418532000.

The previous prime is 1394973809. The next prime is 1394973847. The reversal of 1394973822 is 2283794931.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97968 + ... + 111299.

It is an arithmetic number, because the mean of its divisors is an integer number (96054012).

Almost surely, 2^1394973822 is an apocalyptic number.

1394973822 is an abundant number, since it is smaller than the sum of its proper divisors (1678754562).

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

1394973822 is a wasteful number, since it uses less digits than its factorization.

1394973822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209384.

The product of its digits is 653184, while the sum is 48.

The square root of 1394973822 is about 37349.3483477289. The cubic root of 1394973822 is about 1117.3485916114.

The spelling of 1394973822 in words is "one billion, three hundred ninety-four million, nine hundred seventy-three thousand, eight hundred twenty-two".