2120984 has 8 divisors (see below), whose sum is σ = 3976860. Its totient is φ = 1060488.

The previous prime is 2120981. The next prime is 2121011. The reversal of 2120984 is 4890212.

2120984 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132554 + ... + 132569.

2^2120984 is an apocalyptic number.

It is an amenable number.

2120984 is a deficient number, since it is larger than the sum of its proper divisors (1855876).

2120984 is a wasteful number, since it uses less digits than its factorization.

2120984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265129 (or 265125 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 2120984 is about 1456.3598456426. The cubic root of 2120984 is about 128.4830381302.

The spelling of 2120984 in words is "two million, one hundred twenty thousand, nine hundred eighty-four".