2523534 has 16 divisors (see below), whose sum is σ = 5435472. Its totient is φ = 776448.

The previous prime is 2523533. The next prime is 2523539. The reversal of 2523534 is 4353252.

It is a d-powerful number, because it can be written as 2⁵ + 5 + 2¹⁷ + 3² + 5⁹ + 3¹¹ + 4⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16099 + ... + 16254.

It is an arithmetic number, because the mean of its divisors is an integer number (339717).

2^2523534 is an apocalyptic number.

2523534 is an abundant number, since it is smaller than the sum of its proper divisors (2911938).

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

2523534 is a wasteful number, since it uses less digits than its factorization.

2523534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32371.

The product of its digits is 3600, while the sum is 24.

The square root of 2523534 is about 1588.5635020357. The cubic root of 2523534 is about 136.1454254669.

Adding to 2523534 its reverse (4353252), we get a palindrome (6876786).

The spelling of 2523534 in words is "two million, five hundred twenty-three thousand, five hundred thirty-four".