3446336381 has 2 divisors, whose sum is σ = 3446336382. Its totient is φ = 3446336380.

The previous prime is 3446336363. The next prime is 3446336447. The reversal of 3446336381 is 1836336443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2490908281 + 955428100 = 49909^2 + 30910^2 .

It is an emirp because it is prime and its reverse (1836336443) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3446336381 is a prime.

It is a super-2 number, since 2×3446336381² = 23754468902008354322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3446336281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1723168190 + 1723168191.

It is an arithmetic number, because the mean of its divisors is an integer number (1723168191).

Almost surely, 2^3446336381 is an apocalyptic number.

It is an amenable number.

3446336381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3446336381 is an equidigital number, since it uses as much as digits as its factorization.

3446336381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 41.

The square root of 3446336381 is about 58705.5055424958. The cubic root of 3446336381 is about 1510.4947549105.

The spelling of 3446336381 in words is "three billion, four hundred forty-six million, three hundred thirty-six thousand, three hundred eighty-one".