3245406421 has 8 divisors (see below), whose sum is σ = 3387297600. Its totient is φ = 3103580832.

The previous prime is 3245406391. The next prime is 3245406469. The reversal of 3245406421 is 1246045423.

3245406421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3245406421 - 2⁵ = 3245406389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3245406481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103441 + ... + 131113.

It is an arithmetic number, because the mean of its divisors is an integer number (423412200).

Almost surely, 2^3245406421 is an apocalyptic number.

It is an amenable number.

3245406421 is a deficient number, since it is larger than the sum of its proper divisors (141891179).

3245406421 is a wasteful number, since it uses less digits than its factorization.

3245406421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32795.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 3245406421 is about 56968.4686559153. The cubic root of 3245406421 is about 1480.5498354239.

The spelling of 3245406421 in words is "three billion, two hundred forty-five million, four hundred six thousand, four hundred twenty-one".