2273775 has 48 divisors (see below), whose sum is σ = 4428288. Its totient is φ = 1008000.

The previous prime is 2273771. The next prime is 2273783. The reversal of 2273775 is 5773722.

It is not a de Polignac number, because 2273775 - 2² = 2273771 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 2¹³ + 7³ + 3¹¹ + 7⁵ + 7⁶ + 5⁹ .

Its product of digits (20580) is a multiple of the sum of its prime divisors (147).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31990 + ... + 32060.

It is an arithmetic number, because the mean of its divisors is an integer number (92256).

2^2273775 is an apocalyptic number.

2273775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2273775 is a deficient number, since it is larger than the sum of its proper divisors (2154513).

2273775 is a wasteful number, since it uses less digits than its factorization.

2273775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 147 counting only the distinct ones).

The product of its digits is 20580, while the sum is 33.

The square root of 2273775 is about 1507.9041746742. The cubic root of 2273775 is about 131.4969952134.

The spelling of 2273775 in words is "two million, two hundred seventy-three thousand, seven hundred seventy-five".