546857961 has 32 divisors (see below), whose sum is σ = 817259520. Its totient is φ = 323072064.

The previous prime is 546857957. The next prime is 546858031. The reversal of 546857961 is 169758645.

It is not a de Polignac number, because 546857961 - 2² = 546857957 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (546852961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96180 + ... + 101706.

It is an arithmetic number, because the mean of its divisors is an integer number (25539360).

Almost surely, 2^546857961 is an apocalyptic number.

It is an amenable number.

546857961 is a deficient number, since it is larger than the sum of its proper divisors (270401559).

546857961 is a wasteful number, since it uses less digits than its factorization.

546857961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5645.

The product of its digits is 1814400, while the sum is 51.

The square root of 546857961 is about 23384.9943553553. The cubic root of 546857961 is about 817.7580844001.

The spelling of 546857961 in words is "five hundred forty-six million, eight hundred fifty-seven thousand, nine hundred sixty-one".