2049371 has 6 divisors (see below), whose sum is σ = 2080260. Its totient is φ = 2018876.

The previous prime is 2049361. The next prime is 2049407. The reversal of 2049371 is 1739402.

It is a de Polignac number, because none of the positive numbers 2^k-2049371 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2049371.

It is not an unprimeable number, because it can be changed into a prime (2049301) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 11360 + ... + 11538.

It is an arithmetic number, because the mean of its divisors is an integer number (346710).

2^2049371 is an apocalyptic number.

2049371 is a deficient number, since it is larger than the sum of its proper divisors (30889).

2049371 is an equidigital number, since it uses as much as digits as its factorization.

2049371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393 (or 286 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 2049371 is about 1431.5624331478. The cubic root of 2049371 is about 127.0204154255.

The spelling of 2049371 in words is "two million, forty-nine thousand, three hundred seventy-one".