2357249 has 2 divisors, whose sum is σ = 2357250. Its totient is φ = 2357248.

The previous prime is 2357231. The next prime is 2357263. The reversal of 2357249 is 9427532.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2356225 + 1024 = 1535^2 + 32^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2357249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2357219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1178624 + 1178625.

It is an arithmetic number, because the mean of its divisors is an integer number (1178625).

It is a Proth number, since it is equal to 1151 ⋅ 2¹¹ + 1 and 1151 < 2¹¹.

2^2357249 is an apocalyptic number.

It is an amenable number.

2357249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2357249 is an equidigital number, since it uses as much as digits as its factorization.

2357249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 32.

The square root of 2357249 is about 1535.3335142568. Note that the first 3 decimals coincide. The cubic root of 2357249 is about 133.0868522728.

The spelling of 2357249 in words is "two million, three hundred fifty-seven thousand, two hundred forty-nine".