2533452636 has 72 divisors (see below), whose sum is σ = 6983069184. Its totient is φ = 708651840.

The previous prime is 2533452631. The next prime is 2533452643. The reversal of 2533452636 is 6362543352.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 2533452594 and 2533452603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2533452631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34476 + ... + 79091.

It is an arithmetic number, because the mean of its divisors is an integer number (96987072).

Almost surely, 2^2533452636 is an apocalyptic number.

2533452636 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2533452636 is an abundant number, since it is smaller than the sum of its proper divisors (4449616548).

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

2533452636 is a wasteful number, since it uses less digits than its factorization.

2533452636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113611 (or 113596 counting only the distinct ones).

The product of its digits is 388800, while the sum is 39.

The square root of 2533452636 is about 50333.4147063360. The cubic root of 2533452636 is about 1363.2356342386.

Adding to 2533452636 its reverse (6362543352), we get a palindrome (8895995988).

The spelling of 2533452636 in words is "two billion, five hundred thirty-three million, four hundred fifty-two thousand, six hundred thirty-six".