2119928 has 8 divisors (see below), whose sum is σ = 3974880. Its totient is φ = 1059960.

The previous prime is 2119921. The next prime is 2119937. The reversal of 2119928 is 8299112.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2119894 and 2119903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2119921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132488 + ... + 132503.

It is an arithmetic number, because the mean of its divisors is an integer number (496860).

2^2119928 is an apocalyptic number.

It is an amenable number.

2119928 is a deficient number, since it is larger than the sum of its proper divisors (1854952).

2119928 is a wasteful number, since it uses less digits than its factorization.

2119928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264997 (or 264993 counting only the distinct ones).

The product of its digits is 2592, while the sum is 32.

The square root of 2119928 is about 1455.9972527447. The cubic root of 2119928 is about 128.4617114548.

The spelling of 2119928 in words is "two million, one hundred nineteen thousand, nine hundred twenty-eight".