2270565 has 48 divisors (see below), whose sum is σ = 4468800. Its totient is φ = 1092960.

The previous prime is 2270551. The next prime is 2270591. The reversal of 2270565 is 5650722.

It is not a de Polignac number, because 2270565 - 2⁴ = 2270549 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16266 + ... + 16404.

It is an arithmetic number, because the mean of its divisors is an integer number (93100).

2^2270565 is an apocalyptic number.

It is an amenable number.

2270565 is a deficient number, since it is larger than the sum of its proper divisors (2198235).

2270565 is a wasteful number, since it uses less digits than its factorization.

2270565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 2270565 is about 1506.8394075017. The cubic root of 2270565 is about 131.4350858122.

The spelling of 2270565 in words is "two million, two hundred seventy thousand, five hundred sixty-five".