4666890 has 32 divisors (see below), whose sum is σ = 11359296. Its totient is φ = 1226880.

The previous prime is 4666889. The next prime is 4666903. The reversal of 4666890 is 986664.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1125 + ... + 3255.

It is an arithmetic number, because the mean of its divisors is an integer number (354978).

Almost surely, 2^4666890 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4666890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5679648).

4666890 is an abundant number, since it is smaller than the sum of its proper divisors (6692406).

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

4666890 is a wasteful number, since it uses less digits than its factorization.

4666890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2214.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 4666890 is about 2160.2985904731. The cubic root of 4666890 is about 167.1125969242.

The spelling of 4666890 in words is "four million, six hundred sixty-six thousand, eight hundred ninety".