2265547 has 4 divisors (see below), whose sum is σ = 2326816. Its totient is φ = 2204280.

The previous prime is 2265521. The next prime is 2265551. The reversal of 2265547 is 7455622.

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 2265547 - 2¹⁵ = 2232779 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 2²¹ + 6⁴ + 5⁷ + 5⁷ + 4⁴ + 7⁴ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2265517) 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, 30579 + ... + 30652.

It is an arithmetic number, because the mean of its divisors is an integer number (581704).

2^2265547 is an apocalyptic number.

2265547 is a deficient number, since it is larger than the sum of its proper divisors (61269).

2265547 is an equidigital number, since it uses as much as digits as its factorization.

2265547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61268.

The product of its digits is 16800, while the sum is 31.

The square root of 2265547 is about 1505.1734119363. The cubic root of 2265547 is about 131.3381895588.

The spelling of 2265547 in words is "two million, two hundred sixty-five thousand, five hundred forty-seven".