4656646 has 8 divisors (see below), whose sum is σ = 7225920. Its totient is φ = 2248008.

The previous prime is 4656643. The next prime is 4656661. The reversal of 4656646 is 6466564.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4656643) 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, 40086 + ... + 40201.

It is an arithmetic number, because the mean of its divisors is an integer number (903240).

Almost surely, 2^4656646 is an apocalyptic number.

4656646 is a deficient number, since it is larger than the sum of its proper divisors (2569274).

4656646 is a wasteful number, since it uses less digits than its factorization.

4656646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80318.

The product of its digits is 103680, while the sum is 37.

The square root of 4656646 is about 2157.9263194094. The cubic root of 4656646 is about 166.9902345276.

The spelling of 4656646 in words is "four million, six hundred fifty-six thousand, six hundred forty-six".