4546643 has 4 divisors (see below), whose sum is σ = 4785960. Its totient is φ = 4307328.

The previous prime is 4546637. The next prime is 4546651. The reversal of 4546643 is 3466454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3466454 = 2 ⋅1733227.

It is a cyclic number.

It is not a de Polignac number, because 4546643 - 2⁶ = 4546579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4546603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119630 + ... + 119667.

It is an arithmetic number, because the mean of its divisors is an integer number (1196490).

Almost surely, 2^4546643 is an apocalyptic number.

4546643 is a deficient number, since it is larger than the sum of its proper divisors (239317).

4546643 is a wasteful number, since it uses less digits than its factorization.

4546643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239316.

The product of its digits is 34560, while the sum is 32.

The square root of 4546643 is about 2132.2858626366. The cubic root of 4546643 is about 165.6648169608.

The spelling of 4546643 in words is "four million, five hundred forty-six thousand, six hundred forty-three".