546313621 has 32 divisors (see below), whose sum is σ = 658926080. Its totient is φ = 443232000.

The previous prime is 546313591. The next prime is 546313633. The reversal of 546313621 is 126313645.

It is a cyclic number.

It is not a de Polignac number, because 546313621 - 2²⁹ = 9442709 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 (546313661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2385535 + ... + 2385763.

It is an arithmetic number, because the mean of its divisors is an integer number (20591440).

Almost surely, 2^546313621 is an apocalyptic number.

It is an amenable number.

546313621 is a deficient number, since it is larger than the sum of its proper divisors (112612459).

546313621 is a wasteful number, since it uses less digits than its factorization.

546313621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485.

The product of its digits is 12960, while the sum is 31.

The square root of 546313621 is about 23373.3527975770. The cubic root of 546313621 is about 817.4866633941.

The spelling of 546313621 in words is "five hundred forty-six million, three hundred thirteen thousand, six hundred twenty-one".