2582897887 has 4 divisors (see below), whose sum is σ = 2652705976. Its totient is φ = 2513089800.

The previous prime is 2582897881. The next prime is 2582897893. The reversal of 2582897887 is 7887982852.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2582897881) and next prime (2582897893).

It is a cyclic number.

It is not a de Polignac number, because 2582897887 - 2³ = 2582897879 is a prime.

It is a super-2 number, since 2×2582897887² = 13342722989338129538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2582897881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34903989 + ... + 34904062.

It is an arithmetic number, because the mean of its divisors is an integer number (663176494).

Almost surely, 2^2582897887 is an apocalyptic number.

2582897887 is a deficient number, since it is larger than the sum of its proper divisors (69808089).

2582897887 is an equidigital number, since it uses as much as digits as its factorization.

2582897887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69808088.

The product of its digits is 36126720, while the sum is 64.

The square root of 2582897887 is about 50822.2184383956. The cubic root of 2582897887 is about 1372.0472857463.

The spelling of 2582897887 in words is "two billion, five hundred eighty-two million, eight hundred ninety-seven thousand, eight hundred eighty-seven".