3388548421 has 2 divisors, whose sum is σ = 3388548422. Its totient is φ = 3388548420.

The previous prime is 3388548367. The next prime is 3388548431. The reversal of 3388548421 is 1248458833.

3388548421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2971776196 + 416772225 = 54514^2 + 20415^2 .

It is an emirp because it is prime and its reverse (1248458833) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3388548421 - 2¹⁷ = 3388417349 is a prime.

It is a super-2 number, since 2×3388548421² = 22964520802923186482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3388548431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1694274210 + 1694274211.

It is an arithmetic number, because the mean of its divisors is an integer number (1694274211).

Almost surely, 2^3388548421 is an apocalyptic number.

It is an amenable number.

3388548421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3388548421 is an equidigital number, since it uses as much as digits as its factorization.

3388548421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 737280, while the sum is 46.

The square root of 3388548421 is about 58211.2396449346. The cubic root of 3388548421 is about 1502.0044936252.

The spelling of 3388548421 in words is "three billion, three hundred eighty-eight million, five hundred forty-eight thousand, four hundred twenty-one".