2087523 has 6 divisors (see below), whose sum is σ = 3015324. Its totient is φ = 1391676.

The previous prime is 2087497. The next prime is 2087531. The reversal of 2087523 is 3257802.

It is not a de Polignac number, because 2087523 - 2⁹ = 2087011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2087543) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 115965 + ... + 115982.

It is an arithmetic number, because the mean of its divisors is an integer number (502554).

2^2087523 is an apocalyptic number.

2087523 is a deficient number, since it is larger than the sum of its proper divisors (927801).

2087523 is a wasteful number, since it uses less digits than its factorization.

2087523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231953 (or 231950 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 2087523 is about 1444.8262871363. The cubic root of 2087523 is about 127.8037968998.

The spelling of 2087523 in words is "two million, eighty-seven thousand, five hundred twenty-three".