3333421381 has 2 divisors, whose sum is σ = 3333421382. Its totient is φ = 3333421380.

The previous prime is 3333421367. The next prime is 3333421409. The reversal of 3333421381 is 1831243333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3121456900 + 211964481 = 55870^2 + 14559^2 .

It is a cyclic number.

It is not a de Polignac number, because 3333421381 - 2⁹ = 3333420869 is a prime.

It is a super-2 number, since 2×3333421381² = 22223396206615894322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3333421181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1666710690 + 1666710691.

It is an arithmetic number, because the mean of its divisors is an integer number (1666710691).

Almost surely, 2^3333421381 is an apocalyptic number.

It is an amenable number.

3333421381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3333421381 is an equidigital number, since it uses as much as digits as its factorization.

3333421381 is an odious number, because the sum of its binary digits is odd.

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

The square root of 3333421381 is about 57735.7894290881. The cubic root of 3333421381 is about 1493.8147346443.

The spelling of 3333421381 in words is "three billion, three hundred thirty-three million, four hundred twenty-one thousand, three hundred eighty-one".