2621066233 has 2 divisors, whose sum is σ = 2621066234. Its totient is φ = 2621066232.

The previous prime is 2621066059. The next prime is 2621066237. The reversal of 2621066233 is 3326601262.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2414051689 + 207014544 = 49133^2 + 14388^2 .

It is a cyclic number.

It is not a de Polignac number, because 2621066233 - 2⁹ = 2621065721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2621066195 and 2621066204.

It is not a weakly prime, because it can be changed into another prime (2621066237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310533116 + 1310533117.

It is an arithmetic number, because the mean of its divisors is an integer number (1310533117).

Almost surely, 2^2621066233 is an apocalyptic number.

It is an amenable number.

2621066233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2621066233 is an equidigital number, since it uses as much as digits as its factorization.

2621066233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 2621066233 is about 51196.3498015239. The cubic root of 2621066233 is about 1378.7726665565.

Adding to 2621066233 its reverse (3326601262), we get a palindrome (5947667495).

The spelling of 2621066233 in words is "two billion, six hundred twenty-one million, sixty-six thousand, two hundred thirty-three".