1920232 has 16 divisors (see below), whose sum is σ = 3677760. Its totient is φ = 939504.

The previous prime is 1920227. The next prime is 1920239. The reversal of 1920232 is 2320291.

It is a happy number.

It is a super-3 number, since 3×1920232³ = 21241362133316181504, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1920239) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2178 + ... + 2929.

It is an arithmetic number, because the mean of its divisors is an integer number (229860).

2^1920232 is an apocalyptic number.

It is an amenable number.

1920232 is a deficient number, since it is larger than the sum of its proper divisors (1757528).

1920232 is a wasteful number, since it uses less digits than its factorization.

1920232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5160 (or 5156 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1920232 is about 1385.7243593154. The cubic root of 1920232 is about 124.2943061333.

The spelling of 1920232 in words is "one million, nine hundred twenty thousand, two hundred thirty-two".