546441985 has 8 divisors (see below), whose sum is σ = 656324136. Its totient is φ = 436757760.

The previous prime is 546441967. The next prime is 546441997. The reversal of 546441985 is 589144645.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4297329 + 542144656 = 2073^2 + 23284^2 .

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

It is not a de Polignac number, because 546441985 - 2⁵ = 546441953 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43336 + ... + 54505.

It is an arithmetic number, because the mean of its divisors is an integer number (82040517).

Almost surely, 2^546441985 is an apocalyptic number.

It is an amenable number.

546441985 is a deficient number, since it is larger than the sum of its proper divisors (109882151).

546441985 is a wasteful number, since it uses less digits than its factorization.

546441985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98963.

The product of its digits is 691200, while the sum is 46.

The square root of 546441985 is about 23376.0985838099. The cubic root of 546441985 is about 817.5506850088.

The spelling of 546441985 in words is "five hundred forty-six million, four hundred forty-one thousand, nine hundred eighty-five".