2257319 has 2 divisors, whose sum is σ = 2257320. Its totient is φ = 2257318.

The previous prime is 2257313. The next prime is 2257361. The reversal of 2257319 is 9137522.

2257319 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2257319 is a prime.

It is a super-2 number, since 2×2257319² = 10190978135522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2257291 and 2257300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2257313) 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 as a sum of consecutive naturals, namely, 1128659 + 1128660.

It is an arithmetic number, because the mean of its divisors is an integer number (1128660).

2^2257319 is an apocalyptic number.

2257319 is a deficient number, since it is larger than the sum of its proper divisors (1).

2257319 is an equidigital number, since it uses as much as digits as its factorization.

2257319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 2257319 is about 1502.4376858958. The cubic root of 2257319 is about 131.1789989375.

The spelling of 2257319 in words is "two million, two hundred fifty-seven thousand, three hundred nineteen".