2265387 has 8 divisors (see below), whose sum is σ = 3118080. Its totient is φ = 1461480.

The previous prime is 2265377. The next prime is 2265391. The reversal of 2265387 is 7835622.

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

It is not a de Polignac number, because 2265387 - 2⁴ = 2265371 is a prime.

It is a d-powerful number, because it can be written as 2¹⁸ + 2¹⁸ + 6⁸ + 5² + 3¹⁰ + 8 + 7⁴ .

It is not an unprimeable number, because it can be changed into a prime (2265377) 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, 12087 + ... + 12272.

It is an arithmetic number, because the mean of its divisors is an integer number (389760).

2^2265387 is an apocalyptic number.

2265387 is a deficient number, since it is larger than the sum of its proper divisors (852693).

2265387 is a wasteful number, since it uses less digits than its factorization.

2265387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24393.

The product of its digits is 20160, while the sum is 33.

The square root of 2265387 is about 1505.1202609758. The cubic root of 2265387 is about 131.3350976484.

The spelling of 2265387 in words is "two million, two hundred sixty-five thousand, three hundred eighty-seven".