2523505 has 8 divisors (see below), whose sum is σ = 3037824. Its totient is φ = 2012400.

The previous prime is 2523503. The next prime is 2523517. The reversal of 2523505 is 5053252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2523505 - 2¹ = 2523503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2523503) 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, 1570 + ... + 2740.

It is an arithmetic number, because the mean of its divisors is an integer number (379728).

2^2523505 is an apocalyptic number.

It is an amenable number.

2523505 is a deficient number, since it is larger than the sum of its proper divisors (514319).

2523505 is a wasteful number, since it uses less digits than its factorization.

2523505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607.

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 2523505 is about 1588.5543742661. The cubic root of 2523505 is about 136.1449039453.

Adding to 2523505 its reverse (5053252), we get a palindrome (7576757).

The spelling of 2523505 in words is "two million, five hundred twenty-three thousand, five hundred five".