2242957 has 2 divisors, whose sum is σ = 2242958. Its totient is φ = 2242956.

The previous prime is 2242951. The next prime is 2242973. The reversal of 2242957 is 7592422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1190281 + 1052676 = 1091^2 + 1026^2 .

It is a cyclic number.

It is not a de Polignac number, because 2242957 - 2³ = 2242949 is a prime.

It is a super-2 number, since 2×2242957² = 10061712207698, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2³ + 2¹¹ + 4⁸ + 2²¹ + 9² + 5⁷ + 7 .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2242951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121478 + 1121479.

It is an arithmetic number, because the mean of its divisors is an integer number (1121479).

2^2242957 is an apocalyptic number.

It is an amenable number.

2242957 is a deficient number, since it is larger than the sum of its proper divisors (1).

2242957 is an equidigital number, since it uses as much as digits as its factorization.

2242957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 31.

The square root of 2242957 is about 1497.6504932727. The cubic root of 2242957 is about 130.9002017527.

The spelling of 2242957 in words is "two million, two hundred forty-two thousand, nine hundred fifty-seven".