2141867 has 8 divisors (see below), whose sum is σ = 2636256. Its totient is φ = 1694592.

The previous prime is 2141863. The next prime is 2141879. The reversal of 2141867 is 7681412.

2141867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2141867 - 2² = 2141863 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2141863) 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 7 ways as a sum of consecutive naturals, for example, 11678 + ... + 11859.

It is an arithmetic number, because the mean of its divisors is an integer number (329532).

2^2141867 is an apocalyptic number.

2141867 is a deficient number, since it is larger than the sum of its proper divisors (494389).

2141867 is a wasteful number, since it uses less digits than its factorization.

2141867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23557.

The product of its digits is 2688, while the sum is 29.

The square root of 2141867 is about 1463.5118721760. The cubic root of 2141867 is about 128.9033388421.

The spelling of 2141867 in words is "two million, one hundred forty-one thousand, eight hundred sixty-seven".