2395891 has 4 divisors (see below), whose sum is σ = 2399400. Its totient is φ = 2392384.

The previous prime is 2395889. The next prime is 2395901. The reversal of 2395891 is 1985932.

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 2395891 - 2¹ = 2395889 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 2395891.

It is not an unprimeable number, because it can be changed into a prime (2395871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361 + ... + 2218.

It is an arithmetic number, because the mean of its divisors is an integer number (599850).

2^2395891 is an apocalyptic number.

2395891 is a deficient number, since it is larger than the sum of its proper divisors (3509).

2395891 is an equidigital number, since it uses as much as digits as its factorization.

2395891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3508.

The product of its digits is 19440, while the sum is 37.

The square root of 2395891 is about 1547.8665963189. The cubic root of 2395891 is about 133.8101380360.

The spelling of 2395891 in words is "two million, three hundred ninety-five thousand, eight hundred ninety-one".