2588042 has 4 divisors (see below), whose sum is σ = 3882066. Its totient is φ = 1294020.

The previous prime is 2587997. The next prime is 2588051. The reversal of 2588042 is 2408852.

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

It can be written as a sum of positive squares in only one way, i.e., 2436721 + 151321 = 1561^2 + 389^2 .

It is a super-2 number, since 2×2588042² = 13395922787528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2587996 and 2588014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647009 + ... + 647012.

2^2588042 is an apocalyptic number.

2588042 is a deficient number, since it is larger than the sum of its proper divisors (1294024).

2588042 is a wasteful number, since it uses less digits than its factorization.

2588042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294023.

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 2588042 is about 1608.7392579284. The cubic root of 2588042 is about 137.2957540585.

The spelling of 2588042 in words is "two million, five hundred eighty-eight thousand, forty-two".