4998664 has 32 divisors (see below), whose sum is σ = 10470240. Its totient is φ = 2217600.

The previous prime is 4998647. The next prime is 4998667. The reversal of 4998664 is 4668994.

It is not an unprimeable number, because it can be changed into a prime (4998667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3124 + ... + 4444.

It is an arithmetic number, because the mean of its divisors is an integer number (327195).

Almost surely, 2^4998664 is an apocalyptic number.

4998664 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4998664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5235120).

4998664 is an abundant number, since it is smaller than the sum of its proper divisors (5471576).

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

4998664 is a wasteful number, since it uses less digits than its factorization.

4998664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381 (or 1377 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The square root of 4998664 is about 2235.7692188596. The cubic root of 4998664 is about 170.9823631252.

The spelling of 4998664 in words is "four million, nine hundred ninety-eight thousand, six hundred sixty-four".