3378189473 has 2 divisors, whose sum is σ = 3378189474. Its totient is φ = 3378189472.

The previous prime is 3378189467. The next prime is 3378189499. The reversal of 3378189473 is 3749818733.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2801373184 + 576816289 = 52928^2 + 24017^2 .

It is an emirp because it is prime and its reverse (3749818733) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3378189473 - 2¹⁶ = 3378123937 is a prime.

It is a super-2 number, since 2×3378189473² = 22824328230976035458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3378189413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1689094736 + 1689094737.

It is an arithmetic number, because the mean of its divisors is an integer number (1689094737).

Almost surely, 2^3378189473 is an apocalyptic number.

It is an amenable number.

3378189473 is a deficient number, since it is larger than the sum of its proper divisors (1).

3378189473 is an equidigital number, since it uses as much as digits as its factorization.

3378189473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3048192, while the sum is 53.

The square root of 3378189473 is about 58122.1943236833. The cubic root of 3378189473 is about 1500.4723657500.

The spelling of 3378189473 in words is "three billion, three hundred seventy-eight million, one hundred eighty-nine thousand, four hundred seventy-three".