2439071 has 2 divisors, whose sum is σ = 2439072. Its totient is φ = 2439070.

The previous prime is 2439067. The next prime is 2439083. The reversal of 2439071 is 1709342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2439071 - 2² = 2439067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2439071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2439061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1219535 + 1219536.

It is an arithmetic number, because the mean of its divisors is an integer number (1219536).

2^2439071 is an apocalyptic number.

2439071 is a deficient number, since it is larger than the sum of its proper divisors (1).

2439071 is an equidigital number, since it uses as much as digits as its factorization.

2439071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 2439071 is about 1561.7525412177. The cubic root of 2439071 is about 134.6092220057.

The spelling of 2439071 in words is "two million, four hundred thirty-nine thousand, seventy-one".