2120576 has 16 divisors (see below), whose sum is σ = 4224840. Its totient is φ = 1060224.

The previous prime is 2120551. The next prime is 2120579. The reversal of 2120576 is 6750212.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8156 + ... + 8411.

2^2120576 is an apocalyptic number.

It is an amenable number.

2120576 is a deficient number, since it is larger than the sum of its proper divisors (2104264).

2120576 is an equidigital number, since it uses as much as digits as its factorization.

2120576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16581 (or 16569 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 2120576 is about 1456.2197636346. The cubic root of 2120576 is about 128.4747991176.

Adding to 2120576 its reverse (6750212), we get a palindrome (8870788).

The spelling of 2120576 in words is "two million, one hundred twenty thousand, five hundred seventy-six".