2266625 has 8 divisors (see below), whose sum is σ = 2828904. Its totient is φ = 1813200.

The previous prime is 2266619. The next prime is 2266631. The reversal of 2266625 is 5266622.

It is an interprime number because it is at equal distance from previous prime (2266619) and next prime (2266631).

It can be written as a sum of positive squares in 4 ways, for example, as 146689 + 2119936 = 383^2 + 1456^2 .

It is not a de Polignac number, because 2266625 - 2¹² = 2262529 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 2⁹ + 6² + 6³ + 6⁷ + 2¹⁵ + 5⁹ .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8942 + ... + 9191.

It is an arithmetic number, because the mean of its divisors is an integer number (353613).

2^2266625 is an apocalyptic number.

2266625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2266625 is a deficient number, since it is larger than the sum of its proper divisors (562279).

2266625 is an equidigital number, since it uses as much as digits as its factorization.

2266625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18148 (or 18138 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 2266625 is about 1505.5314676220. The cubic root of 2266625 is about 131.3590175116.

The spelling of 2266625 in words is "two million, two hundred sixty-six thousand, six hundred twenty-five".