2430871 has 2 divisors, whose sum is σ = 2430872. Its totient is φ = 2430870.

The previous prime is 2430851. The next prime is 2430877. The reversal of 2430871 is 1780342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2430871 - 2⁵ = 2430839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2430877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215435 + 1215436.

It is an arithmetic number, because the mean of its divisors is an integer number (1215436).

2^2430871 is an apocalyptic number.

2430871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2430871 is an equidigital number, since it uses as much as digits as its factorization.

2430871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 2430871 is about 1559.1250751623. The cubic root of 2430871 is about 134.4582034554.

The spelling of 2430871 in words is "two million, four hundred thirty thousand, eight hundred seventy-one".