546424645 has 16 divisors (see below), whose sum is σ = 713148912. Its totient is φ = 399513600.

The previous prime is 546424643. The next prime is 546424649.

It is a happy number.

546424645 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 8 ways, for example, as 67996516 + 478428129 = 8246^2 + 21873^2 .

It is not a de Polignac number, because 546424645 - 2¹ = 546424643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 546424598 and 546424607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546424643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35052 + ... + 48181.

It is an arithmetic number, because the mean of its divisors is an integer number (44571807).

Almost surely, 2^546424645 is an apocalyptic number.

It is an amenable number.

546424645 is a deficient number, since it is larger than the sum of its proper divisors (166724267).

546424645 is a wasteful number, since it uses less digits than its factorization.

546424645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83352.

The product of its digits is 460800, while the sum is 40.

The square root of 546424645 is about 23375.7276892079. The cubic root of 546424645 is about 817.5420372601.

The spelling of 546424645 in words is "five hundred forty-six million, four hundred twenty-four thousand, six hundred forty-five".