3362810821 has 2 divisors, whose sum is σ = 3362810822. Its totient is φ = 3362810820.

The previous prime is 3362810791. The next prime is 3362810827. The reversal of 3362810821 is 1280182633.

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., 3337950625 + 24860196 = 57775^2 + 4986^2 .

It is a cyclic number.

It is not a de Polignac number, because 3362810821 - 2⁹ = 3362810309 is a prime.

It is a super-2 number, since 2×3362810821² = 22616993235669388082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3362810827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1681405410 + 1681405411.

It is an arithmetic number, because the mean of its divisors is an integer number (1681405411).

Almost surely, 2^3362810821 is an apocalyptic number.

It is an amenable number.

3362810821 is a deficient number, since it is larger than the sum of its proper divisors (1).

3362810821 is an equidigital number, since it uses as much as digits as its factorization.

3362810821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 3362810821 is about 57989.7475507525. The cubic root of 3362810821 is about 1498.1920173785.

The spelling of 3362810821 in words is "three billion, three hundred sixty-two million, eight hundred ten thousand, eight hundred twenty-one".