2021094 has 24 divisors (see below), whose sum is σ = 4474080. Its totient is φ = 659088.

The previous prime is 2021083. The next prime is 2021099. The reversal of 2021094 is 4901202.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021099) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 349 + ... + 2040.

It is an arithmetic number, because the mean of its divisors is an integer number (186420).

2^2021094 is an apocalyptic number.

2021094 is an abundant number, since it is smaller than the sum of its proper divisors (2452986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2021094 is a wasteful number, since it uses less digits than its factorization.

2021094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2444 (or 2441 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 2021094 is about 1421.6518561167. The cubic root of 2021094 is about 126.4335030429.

Adding to 2021094 its reverse (4901202), we get a palindrome (6922296).

It can be divided in two parts, 202 and 1094, that added together give a 4-th power (1296 = 6⁴).

The spelling of 2021094 in words is "two million, twenty-one thousand, ninety-four".