3426006421 has 4 divisors (see below), whose sum is σ = 3426124000. Its totient is φ = 3425888844.

The previous prime is 3426006407. The next prime is 3426006427. The reversal of 3426006421 is 1246006243.

3426006421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3426006421 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3426006421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3426006427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21160 + ... + 85438.

It is an arithmetic number, because the mean of its divisors is an integer number (856531000).

Almost surely, 2^3426006421 is an apocalyptic number.

It is an amenable number.

3426006421 is a deficient number, since it is larger than the sum of its proper divisors (117579).

3426006421 is an equidigital number, since it uses as much as digits as its factorization.

3426006421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117578.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 3426006421 is about 58532.0973569203. The cubic root of 3426006421 is about 1507.5187560497.

The spelling of 3426006421 in words is "three billion, four hundred twenty-six million, six thousand, four hundred twenty-one".