2087556 has 24 divisors (see below), whose sum is σ = 4990944. Its totient is φ = 678720.

The previous prime is 2087551. The next prime is 2087557. The reversal of 2087556 is 6557802.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2087551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1630 + ... + 2613.

It is an arithmetic number, because the mean of its divisors is an integer number (207956).

2^2087556 is an apocalyptic number.

It is an amenable number.

2087556 is an abundant number, since it is smaller than the sum of its proper divisors (2903388).

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

2087556 is a wasteful number, since it uses less digits than its factorization.

2087556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4291 (or 4289 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 2087556 is about 1444.8377071491. The cubic root of 2087556 is about 127.8044703460.

The spelling of 2087556 in words is "two million, eighty-seven thousand, five hundred fifty-six".