2538634 has 16 divisors (see below), whose sum is σ = 4454208. Its totient is φ = 1062432.

The previous prime is 2538623. The next prime is 2538659. The reversal of 2538634 is 4368352.

2538634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2538596 and 2538605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1507 + ... + 2710.

It is an arithmetic number, because the mean of its divisors is an integer number (278388).

2^2538634 is an apocalyptic number.

2538634 is a deficient number, since it is larger than the sum of its proper divisors (1915574).

2538634 is a wasteful number, since it uses less digits than its factorization.

2538634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4269.

The product of its digits is 17280, while the sum is 31.

The square root of 2538634 is about 1593.3091351022. The cubic root of 2538634 is about 136.4164355000.

The spelling of 2538634 in words is "two million, five hundred thirty-eight thousand, six hundred thirty-four".