2542587 has 8 divisors (see below), whose sum is σ = 3405840. Its totient is φ = 1687200.

The previous prime is 2542577. The next prime is 2542591. The reversal of 2542587 is 7852452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2542587 - 2¹⁰ = 2541563 is a prime.

2542587 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542567) 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, 1164 + ... + 2537.

It is an arithmetic number, because the mean of its divisors is an integer number (425730).

2^2542587 is an apocalyptic number.

2542587 is a deficient number, since it is larger than the sum of its proper divisors (863253).

2542587 is a wasteful number, since it uses less digits than its factorization.

2542587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3933.

The product of its digits is 22400, while the sum is 33.

The square root of 2542587 is about 1594.5491525820. The cubic root of 2542587 is about 136.4872051231.

The spelling of 2542587 in words is "two million, five hundred forty-two thousand, five hundred eighty-seven".