2275887 has 4 divisors (see below), whose sum is σ = 3034520. Its totient is φ = 1517256.

The previous prime is 2275879. The next prime is 2275913. The reversal of 2275887 is 7885722.

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

It is not a de Polignac number, because 2275887 - 2³ = 2275879 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 2²⁰ + 7³ + 5⁸ + 8³ + 8⁴ + 7⁷ .

It is a D-number.

It is a Duffinian number.

2275887 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2275837) 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, 379312 + ... + 379317.

It is an arithmetic number, because the mean of its divisors is an integer number (758630).

2^2275887 is an apocalyptic number.

2275887 is a deficient number, since it is larger than the sum of its proper divisors (758633).

2275887 is an equidigital number, since it uses as much as digits as its factorization.

2275887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758632.

The product of its digits is 62720, while the sum is 39.

The square root of 2275887 is about 1508.6043218817. The cubic root of 2275887 is about 131.5376963545.

The spelling of 2275887 in words is "two million, two hundred seventy-five thousand, eight hundred eighty-seven".