2533306081 has 16 divisors (see below), whose sum is σ = 2757680640. Its totient is φ = 2318319360.

The previous prime is 2533306037. The next prime is 2533306093. The reversal of 2533306081 is 1806033352.

It is a cyclic number.

It is not a de Polignac number, because 2533306081 - 2¹³ = 2533297889 is a prime.

It is a super-2 number, since 2×2533306081² = 12835279400063157122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (2533306001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345651 + ... + 352903.

It is an arithmetic number, because the mean of its divisors is an integer number (172355040).

Almost surely, 2^2533306081 is an apocalyptic number.

It is an amenable number.

2533306081 is a deficient number, since it is larger than the sum of its proper divisors (224374559).

2533306081 is a wasteful number, since it uses less digits than its factorization.

2533306081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7896.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 2533306081 is about 50331.9588432638. The cubic root of 2533306081 is about 1363.2093469435.

The spelling of 2533306081 in words is "two billion, five hundred thirty-three million, three hundred six thousand, eighty-one".