2505424534 has 4 divisors (see below), whose sum is σ = 3758136804. Its totient is φ = 1252712266.

The previous prime is 2505424517. The next prime is 2505424547. The reversal of 2505424534 is 4354245052.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2505424534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626356132 + ... + 626356135.

It is an arithmetic number, because the mean of its divisors is an integer number (939534201).

Almost surely, 2^2505424534 is an apocalyptic number.

2505424534 is a deficient number, since it is larger than the sum of its proper divisors (1252712270).

2505424534 is a wasteful number, since it uses less digits than its factorization.

2505424534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252712269.

The product of its (nonzero) digits is 96000, while the sum is 34.

The square root of 2505424534 is about 50054.2159463117. The cubic root of 2505424534 is about 1358.1897292108.

Adding to 2505424534 its reverse (4354245052), we get a palindrome (6859669586).

The spelling of 2505424534 in words is "two billion, five hundred five million, four hundred twenty-four thousand, five hundred thirty-four".