2295865 has 32 divisors (see below), whose sum is σ = 3427200. Its totient is φ = 1460160.

The previous prime is 2295859. The next prime is 2295869. The reversal of 2295865 is 5685922.

2295865 = 155² + 156² + ... + 219².

It is a happy number.

It is not a de Polignac number, because 2295865 - 2¹¹ = 2293817 is a prime.

It is an Ulam number.

Its product of digits (43200) is a multiple of the sum of its prime divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2295869) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120826 + ... + 120844.

It is an arithmetic number, because the mean of its divisors is an integer number (107100).

2^2295865 is an apocalyptic number.

It is an amenable number.

2295865 is a deficient number, since it is larger than the sum of its proper divisors (1131335).

2295865 is a wasteful number, since it uses less digits than its factorization.

2295865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74 (or 48 counting only the distinct ones).

The product of its digits is 43200, while the sum is 37.

The square root of 2295865 is about 1515.2112064000. The cubic root of 2295865 is about 131.9214600120.

It can be divided in two parts, 2295 and 865, that added together give a triangular number (3160 = T₇₉).

The spelling of 2295865 in words is "two million, two hundred ninety-five thousand, eight hundred sixty-five".