2508534 has 48 divisors (see below), whose sum is σ = 6369792. Its totient is φ = 698544.

The previous prime is 2508521. The next prime is 2508557. The reversal of 2508534 is 4358052.

It is a Curzon number.

It is a zygodrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 2508498 and 2508507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5187 + ... + 5649.

It is an arithmetic number, because the mean of its divisors is an integer number (132704).

2^2508534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2508534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3184896).

2508534 is an abundant number, since it is smaller than the sum of its proper divisors (3861258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2508534 is a wasteful number, since it uses less digits than its factorization.

2508534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521 (or 518 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2508534 is about 1583.8352187017. The cubic root of 2508534 is about 135.8751377052.

It can be divided in two parts, 2 and 508534, that added together give a triangular number (508536 = T₁₀₀₈).

The spelling of 2508534 in words is "two million, five hundred eight thousand, five hundred thirty-four".