2419561 has 2 divisors, whose sum is σ = 2419562. Its totient is φ = 2419560.

The previous prime is 2419553. The next prime is 2419579. The reversal of 2419561 is 1659142.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2371600 + 47961 = 1540^2 + 219^2 .

It is a cyclic number.

It is not a de Polignac number, because 2419561 - 2³ = 2419553 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2449561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1209780 + 1209781.

It is an arithmetic number, because the mean of its divisors is an integer number (1209781).

2^2419561 is an apocalyptic number.

It is an amenable number.

2419561 is a deficient number, since it is larger than the sum of its proper divisors (1).

2419561 is an equidigital number, since it uses as much as digits as its factorization.

2419561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 28.

The square root of 2419561 is about 1555.4938122667. The cubic root of 2419561 is about 134.2493500772.

The spelling of 2419561 in words is "two million, four hundred nineteen thousand, five hundred sixty-one".