2088021 has 16 divisors (see below), whose sum is σ = 3081344. Its totient is φ = 1249344.

The previous prime is 2088013. The next prime is 2088061. The reversal of 2088021 is 1208802.

It is not a de Polignac number, because 2088021 - 2³ = 2088013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2088011) 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, 720 + ... + 2166.

It is an arithmetic number, because the mean of its divisors is an integer number (192584).

2^2088021 is an apocalyptic number.

It is an amenable number.

2088021 is a deficient number, since it is larger than the sum of its proper divisors (993323).

2088021 is a wasteful number, since it uses less digits than its factorization.

2088021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 2088021 is about 1444.9986159163. The cubic root of 2088021 is about 127.8139590602.

The spelling of 2088021 in words is "two million, eighty-eight thousand, twenty-one".