3546305421 has 4 divisors (see below), whose sum is σ = 4728407232. Its totient is φ = 2364203612.

The previous prime is 3546305401. The next prime is 3546305431. The reversal of 3546305421 is 1245036453.

3546305421 is digitally balanced in base 3, 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 an emirpimes, since its reverse is a distinct semiprime: 1245036453 = 3 ⋅415012151.

It is a cyclic number.

It is not a de Polignac number, because 3546305421 - 2¹⁴ = 3546289037 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3546305401) 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, 591050901 + ... + 591050906.

It is an arithmetic number, because the mean of its divisors is an integer number (1182101808).

Almost surely, 2^3546305421 is an apocalyptic number.

It is an amenable number.

3546305421 is a deficient number, since it is larger than the sum of its proper divisors (1182101811).

3546305421 is a wasteful number, since it uses less digits than its factorization.

3546305421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182101810.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 3546305421 is about 59550.8641499013. The cubic root of 3546305421 is about 1524.9609121577.

The spelling of 3546305421 in words is "three billion, five hundred forty-six million, three hundred five thousand, four hundred twenty-one".