2439427 has 2 divisors, whose sum is σ = 2439428. Its totient is φ = 2439426.

The previous prime is 2439413. The next prime is 2439443. The reversal of 2439427 is 7249342.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2439427 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁵ + 4⁵ + 3⁹ + 9⁵ + 4⁹ + 2²¹ + 7³ .

It is not a weakly prime, because it can be changed into another prime (2439407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1219713 + 1219714.

It is an arithmetic number, because the mean of its divisors is an integer number (1219714).

2^2439427 is an apocalyptic number.

2439427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2439427 is an equidigital number, since it uses as much as digits as its factorization.

2439427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 31.

The square root of 2439427 is about 1561.8665115816. The cubic root of 2439427 is about 134.6157707493.

The spelling of 2439427 in words is "two million, four hundred thirty-nine thousand, four hundred twenty-seven".