2045238 has 24 divisors (see below), whose sum is σ = 4431528. Its totient is φ = 628992.

The previous prime is 2045213. The next prime is 2045311. The reversal of 2045238 is 8325402.

It is a d-powerful number, because it can be written as 2⁵ + 0 + 4⁴ + 5⁹ + 2¹⁵ + 3¹⁰ + 8 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6 + ... + 2022.

It is an arithmetic number, because the mean of its divisors is an integer number (184647).

2^2045238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2045238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2215764).

2045238 is an abundant number, since it is smaller than the sum of its proper divisors (2386290).

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

2045238 is a wasteful number, since it uses less digits than its factorization.

2045238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2048 (or 2035 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2045238 is about 1430.1181769350. The cubic root of 2045238 is about 126.9349699105.

The spelling of 2045238 in words is "two million, forty-five thousand, two hundred thirty-eight".