3340433421 has 24 divisors (see below), whose sum is σ = 5205465720. Its totient is φ = 2051997696.

The previous prime is 3340433407. The next prime is 3340433429. The reversal of 3340433421 is 1243340433.

3340433421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 511257321 + 2829176100 = 22611^2 + 53190^2 .

It is not a de Polignac number, because 3340433421 - 2⁵ = 3340433389 is a prime.

It is a super-2 number, since 2×3340433421² = 22316990880267526482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3340433429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41485 + ... + 91661.

It is an arithmetic number, because the mean of its divisors is an integer number (216894405).

Almost surely, 2^3340433421 is an apocalyptic number.

It is an amenable number.

3340433421 is a deficient number, since it is larger than the sum of its proper divisors (1865032299).

3340433421 is a wasteful number, since it uses less digits than its factorization.

3340433421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50765 (or 50762 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 3340433421 is about 57796.4827736083. The cubic root of 3340433421 is about 1494.8614422506.

Adding to 3340433421 its reverse (1243340433), we get a palindrome (4583773854).

The spelling of 3340433421 in words is "three billion, three hundred forty million, four hundred thirty-three thousand, four hundred twenty-one".