2861395 has 8 divisors (see below), whose sum is σ = 3526704. Its totient is φ = 2227104.

The previous prime is 2861387. The next prime is 2861399. The reversal of 2861395 is 5931682.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2861395 - 2³ = 2861387 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 2861395.

It is not an unprimeable number, because it can be changed into a prime (2861399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7549 + ... + 7918.

It is an arithmetic number, because the mean of its divisors is an integer number (440838).

2^2861395 is an apocalyptic number.

2861395 is a deficient number, since it is larger than the sum of its proper divisors (665309).

2861395 is a wasteful number, since it uses less digits than its factorization.

2861395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15509.

The product of its digits is 12960, while the sum is 34.

The square root of 2861395 is about 1691.5658426440. The cubic root of 2861395 is about 141.9686997070.

It can be divided in two parts, 286 and 1395, that added together give a square (1681 = 41²).

The spelling of 2861395 in words is "two million, eight hundred sixty-one thousand, three hundred ninety-five".