2042041 has 3 divisors (see below), whose sum is σ = 2043471. Its totient is φ = 2040612.

The previous prime is 2042039. The next prime is 2042059. The reversal of 2042041 is 1402402.

The square root of 2042041 is 1429.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 137641 + 1904400 = 371^2 + 1380^2 .

It is not a de Polignac number, because 2042041 - 2¹ = 2042039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2042021) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 715 + ... + 2143.

It is an arithmetic number, because the mean of its divisors is an integer number (681157).

2^2042041 is an apocalyptic number.

2042041 is the 1429-th square number.

2042041 is the 715-th centered octagonal number.

It is an amenable number.

2042041 is a deficient number, since it is larger than the sum of its proper divisors (1430).

2042041 is an frugal number, since it uses more digits than its factorization.

2042041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858 (or 1429 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The cubic root of 2042041 is about 126.8687962379.

Multiplying 2042041 by its product of nonzero digits (64), we get a square (130690624 = 11432²).

Adding to 2042041 its reverse (1402402), we get a palindrome (3444443).

The spelling of 2042041 in words is "two million, forty-two thousand, forty-one".