2250641 has 2 divisors, whose sum is σ = 2250642. Its totient is φ = 2250640.

The previous prime is 2250637. The next prime is 2250649. The reversal of 2250641 is 1460522.

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., 1449616 + 801025 = 1204^2 + 895^2 .

It is a cyclic number.

It is not a de Polignac number, because 2250641 - 2² = 2250637 is a prime.

It is a Chen prime.

It is equal to p₁₆₆₁₁₅ and since 2250641 and 166115 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (2250649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125320 + 1125321.

It is an arithmetic number, because the mean of its divisors is an integer number (1125321).

2^2250641 is an apocalyptic number.

It is an amenable number.

2250641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2250641 is an equidigital number, since it uses as much as digits as its factorization.

2250641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2250641 is about 1500.2136514510. The cubic root of 2250641 is about 131.0495121973.

The spelling of 2250641 in words is "two million, two hundred fifty thousand, six hundred forty-one".