2402640533 has 2 divisors, whose sum is σ = 2402640534. Its totient is φ = 2402640532.

The previous prime is 2402640511. The next prime is 2402640553. The reversal of 2402640533 is 3350462042.

2402640533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2380756849 + 21883684 = 48793^2 + 4678^2 .

It is a cyclic number.

It is not a de Polignac number, because 2402640533 - 2⁶ = 2402640469 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2402640496 and 2402640505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2402640503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201320266 + 1201320267.

It is an arithmetic number, because the mean of its divisors is an integer number (1201320267).

Almost surely, 2^2402640533 is an apocalyptic number.

It is an amenable number.

2402640533 is a deficient number, since it is larger than the sum of its proper divisors (1).

2402640533 is an equidigital number, since it uses as much as digits as its factorization.

2402640533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 2402640533 is about 49016.7372741189. The cubic root of 2402640533 is about 1339.3567368085.

The spelling of 2402640533 in words is "two billion, four hundred two million, six hundred forty thousand, five hundred thirty-three".