1922912 has 12 divisors (see below), whose sum is σ = 3785796. Its totient is φ = 961440.

The previous prime is 1922909. The next prime is 1922923. The reversal of 1922912 is 2192291.

It is a happy number.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30014 + ... + 30077.

It is an arithmetic number, because the mean of its divisors is an integer number (315483).

2^1922912 is an apocalyptic number.

It is an amenable number.

1922912 is a deficient number, since it is larger than the sum of its proper divisors (1862884).

1922912 is an equidigital number, since it uses as much as digits as its factorization.

1922912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60101 (or 60093 counting only the distinct ones).

The product of its digits is 648, while the sum is 26.

The square root of 1922912 is about 1386.6910254271. The cubic root of 1922912 is about 124.3521036445.

The spelling of 1922912 in words is "one million, nine hundred twenty-two thousand, nine hundred twelve".