2094521 has 16 divisors (see below), whose sum is σ = 2502528. Its totient is φ = 1728000.

The previous prime is 2094509. The next prime is 2094523. The reversal of 2094521 is 1254902.

It is a cyclic number.

It is not a de Polignac number, because 2094521 - 2¹⁸ = 1832377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2094523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13796 + ... + 13946.

It is an arithmetic number, because the mean of its divisors is an integer number (156408).

2^2094521 is an apocalyptic number.

It is an amenable number.

2094521 is a deficient number, since it is larger than the sum of its proper divisors (408007).

2094521 is a wasteful number, since it uses less digits than its factorization.

2094521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 2094521 is about 1447.2460053495. The cubic root of 2094521 is about 127.9464497678.

The spelling of 2094521 in words is "two million, ninety-four thousand, five hundred twenty-one".