2251741 has 2 divisors, whose sum is σ = 2251742. Its totient is φ = 2251740.

The previous prime is 2251729. The next prime is 2251771. The reversal of 2251741 is 1471522.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1879641 + 372100 = 1371^2 + 610^2 .

It is a cyclic number.

It is not a de Polignac number, because 2251741 - 2⁹ = 2251229 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2251771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125870 + 1125871.

It is an arithmetic number, because the mean of its divisors is an integer number (1125871).

2^2251741 is an apocalyptic number.

It is an amenable number.

2251741 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251741 is an equidigital number, since it uses as much as digits as its factorization.

2251741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 560, while the sum is 22.

The square root of 2251741 is about 1500.5802211145. The cubic root of 2251741 is about 131.0708588544.

It can be divided in two parts, 2251 and 741, that added together give a palindrome (2992).

The spelling of 2251741 in words is "two million, two hundred fifty-one thousand, seven hundred forty-one".