2533236720 has 80 divisors (see below), whose sum is σ = 8974901760. Its totient is φ = 579025152.

The previous prime is 2533236697. The next prime is 2533236737. The reversal of 2533236720 is 276323352.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 752260 + ... + 755619.

It is an arithmetic number, because the mean of its divisors is an integer number (112186272).

Almost surely, 2^2533236720 is an apocalyptic number.

2533236720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2533236720 is an abundant number, since it is smaller than the sum of its proper divisors (6441665040).

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

2533236720 is a wasteful number, since it uses less digits than its factorization.

2533236720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1507902 (or 1507896 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 33.

The square root of 2533236720 is about 50331.2698031750. The cubic root of 2533236720 is about 1363.1969054378.

The spelling of 2533236720 in words is "two billion, five hundred thirty-three million, two hundred thirty-six thousand, seven hundred twenty".