2504534 has 4 divisors (see below), whose sum is σ = 3756804. Its totient is φ = 1252266.

The previous prime is 2504531. The next prime is 2504543. The reversal of 2504534 is 4354052.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2504531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626132 + ... + 626135.

It is an arithmetic number, because the mean of its divisors is an integer number (939201).

2^2504534 is an apocalyptic number.

2504534 is a deficient number, since it is larger than the sum of its proper divisors (1252270).

2504534 is a wasteful number, since it uses less digits than its factorization.

2504534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252269.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 2504534 is about 1582.5719572898. The cubic root of 2504534 is about 135.8028790755.

Adding to 2504534 its reverse (4354052), we get a palindrome (6858586).

The spelling of 2504534 in words is "two million, five hundred four thousand, five hundred thirty-four".