546651 has 12 divisors (see below), whose sum is σ = 902512. Its totient is φ = 312336.

The previous prime is 546643. The next prime is 546661. The reversal of 546651 is 156645.

It is a happy number.

546651 is a `hidden beast` number, since 5 + 4 + 6 + 651 = 666.

It is not a de Polignac number, because 546651 - 2³ = 546643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4276 + ... + 4401.

2⁵⁴⁶⁶⁵¹ is an apocalyptic number.

546651 is a deficient number, since it is larger than the sum of its proper divisors (355861).

546651 is a wasteful number, since it uses less digits than its factorization.

546651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8690 (or 8687 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 546651 is about 739.3585057332. The cubic root of 546651 is about 81.7654909903.

It can be divided in two parts, 5 and 46651, that added together give a 6-th power (46656 = 6⁶).

The spelling of 546651 in words is "five hundred forty-six thousand, six hundred fifty-one".