2587934 has 4 divisors (see below), whose sum is σ = 3881904. Its totient is φ = 1293966.

The previous prime is 2587913. The next prime is 2587939. The reversal of 2587934 is 4397852.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2587939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646982 + ... + 646985.

It is an arithmetic number, because the mean of its divisors is an integer number (970476).

2^2587934 is an apocalyptic number.

2587934 is a deficient number, since it is larger than the sum of its proper divisors (1293970).

2587934 is a wasteful number, since it uses less digits than its factorization.

2587934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293969.

The product of its digits is 60480, while the sum is 38.

The square root of 2587934 is about 1608.7056909205. The cubic root of 2587934 is about 137.2938442301.

It can be divided in two parts, 258 and 7934, that added together give a 13-th power (8192 = 2¹³).

The spelling of 2587934 in words is "two million, five hundred eighty-seven thousand, nine hundred thirty-four".