2587823340 has 48 divisors (see below), whose sum is σ = 7248280032. Its totient is φ = 689860096.

The previous prime is 2587823339. The next prime is 2587823341. The reversal of 2587823340 is 433287852.

It is an interprime number because it is at equal distance from previous prime (2587823339) and next prime (2587823341).

It is a junction number, because it is equal to n+sod(n) for n = 2587823292 and 2587823301.

It is not an unprimeable number, because it can be changed into a prime (2587823341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262582 + ... + 272258.

It is an arithmetic number, because the mean of its divisors is an integer number (151005834).

Almost surely, 2^2587823340 is an apocalyptic number.

2587823340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2587823340 is an abundant number, since it is smaller than the sum of its proper divisors (4660456692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2587823340 is a wasteful number, since it uses less digits than its factorization.

2587823340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14146 (or 14144 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The square root of 2587823340 is about 50870.6530329619. The cubic root of 2587823340 is about 1372.9188730835.

The spelling of 2587823340 in words is "two billion, five hundred eighty-seven million, eight hundred twenty-three thousand, three hundred forty".