4689408 has 80 divisors (see below), whose sum is σ = 12963456. Its totient is φ = 1505280.

The previous prime is 4689403. The next prime is 4689413. The reversal of 4689408 is 8049864.

It is an interprime number because it is at equal distance from previous prime (4689403) and next prime (4689413).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4689403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66013 + ... + 66083.

Almost surely, 2^4689408 is an apocalyptic number.

4689408 is a gapful number since it is divisible by the number (48) 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 4689408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6481728).

4689408 is an abundant number, since it is smaller than the sum of its proper divisors (8274048).

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

4689408 is an equidigital number, since it uses as much as digits as its factorization.

4689408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 4689408 is about 2165.5040983568. The cubic root of 4689408 is about 167.3809416060.

The spelling of 4689408 in words is "four million, six hundred eighty-nine thousand, four hundred eight".