2671951 has 4 divisors (see below), whose sum is σ = 2812600. Its totient is φ = 2531304.

The previous prime is 2671939. The next prime is 2671961. The reversal of 2671951 is 1591762.

2671951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2671951 - 2⁵ = 2671919 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 (2671901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70296 + ... + 70333.

It is an arithmetic number, because the mean of its divisors is an integer number (703150).

2^2671951 is an apocalyptic number.

2671951 is a deficient number, since it is larger than the sum of its proper divisors (140649).

2671951 is a wasteful number, since it uses less digits than its factorization.

2671951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140648.

The product of its digits is 3780, while the sum is 31.

The square root of 2671951 is about 1634.6103511235. The cubic root of 2671951 is about 138.7637932342.

The spelling of 2671951 in words is "two million, six hundred seventy-one thousand, nine hundred fifty-one".