1968922 has 4 divisors (see below), whose sum is σ = 2953386. Its totient is φ = 984460.

The previous prime is 1968919. The next prime is 1968977. The reversal of 1968922 is 2298691.

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

It can be written as a sum of positive squares in only one way, i.e., 1929321 + 39601 = 1389^2 + 199^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492229 + ... + 492232.

2^1968922 is an apocalyptic number.

1968922 is a deficient number, since it is larger than the sum of its proper divisors (984464).

1968922 is an equidigital number, since it uses as much as digits as its factorization.

1968922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984463.

The product of its digits is 15552, while the sum is 37.

The square root of 1968922 is about 1403.1828106131. The cubic root of 1968922 is about 125.3360981609.

The spelling of 1968922 in words is "one million, nine hundred sixty-eight thousand, nine hundred twenty-two".