1920338 has 16 divisors (see below), whose sum is σ = 3338880. Its totient is φ = 811296.

The previous prime is 1920299. The next prime is 1920343. The reversal of 1920338 is 8330291.

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 in 7 ways as a sum of consecutive naturals, for example, 83 + ... + 1961.

It is an arithmetic number, because the mean of its divisors is an integer number (208680).

2^1920338 is an apocalyptic number.

1920338 is a deficient number, since it is larger than the sum of its proper divisors (1418542).

1920338 is a wasteful number, since it uses less digits than its factorization.

1920338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1920338 is about 1385.7626059322. The cubic root of 1920338 is about 124.2965931754.

The spelling of 1920338 in words is "one million, nine hundred twenty thousand, three hundred thirty-eight".