2946257 has 2 divisors, whose sum is σ = 2946258. Its totient is φ = 2946256.

The previous prime is 2946247. The next prime is 2946259. The reversal of 2946257 is 7526492.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1745041 + 1201216 = 1321^2 + 1096^2 .

It is a cyclic number.

It is not a de Polignac number, because 2946257 - 2⁴ = 2946241 is a prime.

Together with 2946259, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 14.

It is not a weakly prime, because it can be changed into another prime (2946259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1473128 + 1473129.

It is an arithmetic number, because the mean of its divisors is an integer number (1473129).

2^2946257 is an apocalyptic number.

It is an amenable number.

2946257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2946257 is an equidigital number, since it uses as much as digits as its factorization.

2946257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 35.

The square root of 2946257 is about 1716.4664284512. The cubic root of 2946257 is about 143.3585311147.

The spelling of 2946257 in words is "two million, nine hundred forty-six thousand, two hundred fifty-seven".