3040189 has 2 divisors, whose sum is σ = 3040190. Its totient is φ = 3040188.

The previous prime is 3040187. The next prime is 3040217. The reversal of 3040189 is 9810403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3034564 + 5625 = 1742^2 + 75^2 .

It is a cyclic number.

It is not a de Polignac number, because 3040189 - 2¹ = 3040187 is a prime.

Together with 3040187, it forms a pair of twin primes.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3040187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1520094 + 1520095.

It is an arithmetic number, because the mean of its divisors is an integer number (1520095).

Almost surely, 2^3040189 is an apocalyptic number.

It is an amenable number.

3040189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3040189 is an equidigital number, since it uses as much as digits as its factorization.

3040189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 3040189 is about 1743.6137760410. The cubic root of 3040189 is about 144.8661309044.

The spelling of 3040189 in words is "three million, forty thousand, one hundred eighty-nine".