2040171 has 8 divisors (see below), whose sum is σ = 3108864. Its totient is φ = 1165800.

The previous prime is 2040167. The next prime is 2040173. The reversal of 2040171 is 1710402.

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

It is not a de Polignac number, because 2040171 - 2² = 2040167 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2040171.

It is not an unprimeable number, because it can be changed into a prime (2040173) 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, 48555 + ... + 48596.

It is an arithmetic number, because the mean of its divisors is an integer number (388608).

2^2040171 is an apocalyptic number.

2040171 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2040171 is a deficient number, since it is larger than the sum of its proper divisors (1068693).

2040171 is an equidigital number, since it uses as much as digits as its factorization.

2040171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97161.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 2040171 is about 1428.3455464278. The cubic root of 2040171 is about 126.8300576907.

Adding to 2040171 its reverse (1710402), we get a palindrome (3750573).

It can be divided in two parts, 2040 and 171, that added together give a triangular number (2211 = T₆₆).

The spelling of 2040171 in words is "two million, forty thousand, one hundred seventy-one".