2275387 has 4 divisors (see below), whose sum is σ = 2309416. Its totient is φ = 2241360.

The previous prime is 2275363. The next prime is 2275391. The reversal of 2275387 is 7835722.

2275387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2275387 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2275327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16914 + ... + 17047.

It is an arithmetic number, because the mean of its divisors is an integer number (577354).

2^2275387 is an apocalyptic number.

2275387 is a deficient number, since it is larger than the sum of its proper divisors (34029).

2275387 is an equidigital number, since it uses as much as digits as its factorization.

2275387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34028.

The product of its digits is 23520, while the sum is 34.

The square root of 2275387 is about 1508.4385966953. The cubic root of 2275387 is about 131.5280629434.

It can be divided in two parts, 2275 and 387, that added together give a palindrome (2662).

The spelling of 2275387 in words is "two million, two hundred seventy-five thousand, three hundred eighty-seven".