2257199 has 8 divisors (see below), whose sum is σ = 2640000. Its totient is φ = 1889496.

The previous prime is 2257193. The next prime is 2257207. The reversal of 2257199 is 9917522.

2257199 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2257199 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 (2257193) 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 7 ways as a sum of consecutive naturals, for example, 3449 + ... + 4050.

It is an arithmetic number, because the mean of its divisors is an integer number (330000).

2^2257199 is an apocalyptic number.

2257199 is a deficient number, since it is larger than the sum of its proper divisors (382801).

2257199 is an equidigital number, since it uses as much as digits as its factorization.

2257199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7549.

The product of its digits is 11340, while the sum is 35.

The square root of 2257199 is about 1502.3977502646. The cubic root of 2257199 is about 131.1766743866.

The spelling of 2257199 in words is "two million, two hundred fifty-seven thousand, one hundred ninety-nine".