4644906 has 64 divisors (see below), whose sum is σ = 11308800. Its totient is φ = 1270080.

The previous prime is 4644883. The next prime is 4644907. The reversal of 4644906 is 6094464.

It is not an unprimeable number, because it can be changed into a prime (4644907) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76116 + ... + 76176.

It is an arithmetic number, because the mean of its divisors is an integer number (176700).

Almost surely, 2^4644906 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4644906, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5654400).

4644906 is an abundant number, since it is smaller than the sum of its proper divisors (6663894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4644906 is a wasteful number, since it uses less digits than its factorization.

4644906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 4644906 is about 2155.2043986592. The cubic root of 4644906 is about 166.8497818504.

The spelling of 4644906 in words is "four million, six hundred forty-four thousand, nine hundred six".