2090371 has 4 divisors (see below), whose sum is σ = 2213352. Its totient is φ = 1967392.

The previous prime is 2090357. The next prime is 2090381. The reversal of 2090371 is 1730902.

2090371 = T₁₁₇₉ + T₁₁₈₀ + T₁₁₈₁.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2090371 - 2⁹ = 2089859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2090351) 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 3 ways as a sum of consecutive naturals, for example, 61465 + ... + 61498.

It is an arithmetic number, because the mean of its divisors is an integer number (553338).

2^2090371 is an apocalyptic number.

2090371 is the 1181-st centered triangular number.

2090371 is a deficient number, since it is larger than the sum of its proper divisors (122981).

2090371 is a wasteful number, since it uses less digits than its factorization.

2090371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122980.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 2090371 is about 1445.8115368194. The cubic root of 2090371 is about 127.8618912396.

The spelling of 2090371 in words is "two million, ninety thousand, three hundred seventy-one".