2040161 has 8 divisors (see below), whose sum is σ = 2097600. Its totient is φ = 1983600.

The previous prime is 2040151. The next prime is 2040167. The reversal of 2040161 is 1610402.

2040161 = T₈₃ + T₈₄ + ... + T₂₃₃.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2040161 - 2⁶ = 2040097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8795 + ... + 9023.

It is an arithmetic number, because the mean of its divisors is an integer number (262200).

2^2040161 is an apocalyptic number.

It is an amenable number.

2040161 is a deficient number, since it is larger than the sum of its proper divisors (57439).

2040161 is a wasteful number, since it uses less digits than its factorization.

2040161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2040161 is about 1428.3420458700. The cubic root of 2040161 is about 126.8298504691.

Adding to 2040161 its reverse (1610402), we get a palindrome (3650563).

The spelling of 2040161 in words is "two million, forty thousand, one hundred sixty-one".