4646 has 8 divisors (see below), whose sum is σ = 7344. Its totient is φ = 2200.

The previous prime is 4643. The next prime is 4649. The reversal of 4646 is 6464.

It is an interprime number because it is at equal distance from previous prime (4643) and next prime (4649).

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

It is an Ulam number.

4646 is an undulating number in base 10.

It is a Curzon number.

It is a plaindrome in base 14, base 15 and base 16.

It is a nialpdrome in base 9.

It is a congruent number.

It is an inconsummate number, since it does not exist a number *n* which divided by its sum of digits gives 4646.

It is not an unprimeable number, because it can be changed into a prime (4643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5 + ... + 96.

It is an arithmetic number, because the mean of its divisors is an integer number (918).

4646 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

4646 is a deficient number, since it is larger than the sum of its proper divisors (2698).

4646 is a wasteful number, since it uses less digits than its factorization.

4646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126.

The product of its digits is 576, while the sum is 20.

The square root of 4646 is about 68.1615727518. The cubic root of 4646 is about 16.6862880022.

The spelling of 4646 in words is "four thousand, six hundred forty-six".

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