2587604 has 12 divisors (see below), whose sum is σ = 4794804. Its totient is φ = 1217664.

The previous prime is 2587589. The next prime is 2587609. The reversal of 2587604 is 4067852.

It can be written as a sum of positive squares in 2 ways, for example, as 1567504 + 1020100 = 1252^2 + 1010^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2587609) 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, 18959 + ... + 19094.

It is an arithmetic number, because the mean of its divisors is an integer number (399567).

2^2587604 is an apocalyptic number.

It is an amenable number.

2587604 is a deficient number, since it is larger than the sum of its proper divisors (2207200).

2587604 is a wasteful number, since it uses less digits than its factorization.

2587604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38074 (or 38072 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 2587604 is about 1608.6031207231. The cubic root of 2587604 is about 137.2880083144.

The spelling of 2587604 in words is "two million, five hundred eighty-seven thousand, six hundred four".