2125994 has 8 divisors (see below), whose sum is σ = 3434340. Its totient is φ = 981216.

The previous prime is 2125993. The next prime is 2126017. The reversal of 2125994 is 4995212.

It can be written as a sum of positive squares in 2 ways, for example, as 1809025 + 316969 = 1345^2 + 563^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2125994.

It is not an unprimeable number, because it can be changed into a prime (2125993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40859 + ... + 40910.

2^2125994 is an apocalyptic number.

2125994 is a deficient number, since it is larger than the sum of its proper divisors (1308346).

2125994 is a wasteful number, since it uses less digits than its factorization.

2125994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81784.

The product of its digits is 6480, while the sum is 32.

The square root of 2125994 is about 1458.0788730381. The cubic root of 2125994 is about 128.5841223211.

The spelling of 2125994 in words is "two million, one hundred twenty-five thousand, nine hundred ninety-four".