2297775 has 12 divisors (see below), whose sum is σ = 3799112. Its totient is φ = 1225440.

The previous prime is 2297761. The next prime is 2297777. The reversal of 2297775 is 5777922.

It is not a de Polignac number, because 2297775 - 2⁴ = 2297759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2297777) 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 11 ways as a sum of consecutive naturals, for example, 15244 + ... + 15393.

2^2297775 is an apocalyptic number.

2297775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2297775 is a deficient number, since it is larger than the sum of its proper divisors (1501337).

2297775 is a wasteful number, since it uses less digits than its factorization.

2297775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30650 (or 30645 counting only the distinct ones).

The product of its digits is 61740, while the sum is 39.

The square root of 2297775 is about 1515.8413505377. The cubic root of 2297775 is about 131.9580330316.

The spelling of 2297775 in words is "two million, two hundred ninety-seven thousand, seven hundred seventy-five".