1396173922 has 64 divisors (see below), whose sum is σ = 2702730240. Its totient is φ = 530798400.

The previous prime is 1396173907. The next prime is 1396173931. The reversal of 1396173922 is 2293716931.

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 31 ways as a sum of consecutive naturals, for example, 119397 + ... + 130567.

It is an arithmetic number, because the mean of its divisors is an integer number (42230160).

Almost surely, 2^1396173922 is an apocalyptic number.

1396173922 is a deficient number, since it is larger than the sum of its proper divisors (1306556318).

1396173922 is a wasteful number, since it uses less digits than its factorization.

1396173922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11239.

The product of its digits is 122472, while the sum is 43.

The square root of 1396173922 is about 37365.4107698551. The cubic root of 1396173922 is about 1117.6689191741.

The spelling of 1396173922 in words is "one billion, three hundred ninety-six million, one hundred seventy-three thousand, nine hundred twenty-two".