6042409 has 2 divisors, whose sum is σ = 6042410. Its totient is φ = 6042408.

The previous prime is 6042401. The next prime is 6042451. The reversal of 6042409 is 9042406.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5626384 + 416025 = 2372^2 + 645^2 .

It is a cyclic number.

It is not a de Polignac number, because 6042409 - 2³ = 6042401 is a prime.

6042409 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6042401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3021204 + 3021205.

It is an arithmetic number, because the mean of its divisors is an integer number (3021205).

Almost surely, 2^6042409 is an apocalyptic number.

It is an amenable number.

6042409 is a deficient number, since it is larger than the sum of its proper divisors (1).

6042409 is an equidigital number, since it uses as much as digits as its factorization.

6042409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 6042409 is about 2458.1312007295. The cubic root of 6042409 is about 182.1391782491.

The spelling of 6042409 in words is "six million, forty-two thousand, four hundred nine".