2533505 has 8 divisors (see below), whose sum is σ = 3274152. Its totient is φ = 1870848.

The previous prime is 2533499. The next prime is 2533507. The reversal of 2533505 is 5053352.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 49729 + 2483776 = 223^2 + 1576^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2533505 - 2¹⁴ = 2517121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2533507) 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, 19424 + ... + 19553.

It is an arithmetic number, because the mean of its divisors is an integer number (409269).

2^2533505 is an apocalyptic number.

It is an amenable number.

2533505 is a deficient number, since it is larger than the sum of its proper divisors (740647).

2533505 is a wasteful number, since it uses less digits than its factorization.

2533505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38995.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 2533505 is about 1591.6987780356. The cubic root of 2533505 is about 136.3245026425.

Adding to 2533505 its reverse (5053352), we get a palindrome (7586857).

The spelling of 2533505 in words is "two million, five hundred thirty-three thousand, five hundred five".