2415871 has 2 divisors, whose sum is σ = 2415872. Its totient is φ = 2415870.

The previous prime is 2415863. The next prime is 2415893. The reversal of 2415871 is 1785142.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2415871 - 2³ = 2415863 is a prime.

2415871 is a lucky number.

It is equal to p₁₇₇₃₆₄ and since 2415871 and 177364 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2415271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1207935 + 1207936.

It is an arithmetic number, because the mean of its divisors is an integer number (1207936).

2^2415871 is an apocalyptic number.

2415871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2415871 is an equidigital number, since it uses as much as digits as its factorization.

2415871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2240, while the sum is 28.

The square root of 2415871 is about 1554.3072411850. The cubic root of 2415871 is about 134.1810688002.

The spelling of 2415871 in words is "two million, four hundred fifteen thousand, eight hundred seventy-one".