4622688 has 72 divisors (see below), whose sum is σ = 15030288. Its totient is φ = 1320192.

The previous prime is 4622677. The next prime is 4622693. The reversal of 4622688 is 8862264.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 870 + ... + 3162.

It is an arithmetic number, because the mean of its divisors is an integer number (208754).

Almost surely, 2^4622688 is an apocalyptic number.

4622688 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 4622688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7515144).

4622688 is an abundant number, since it is smaller than the sum of its proper divisors (10407600).

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

4622688 is a wasteful number, since it uses less digits than its factorization.

4622688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2316 (or 2305 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 4622688 is about 2150.0437204857. The cubic root of 4622688 is about 166.5833254435.

The spelling of 4622688 in words is "four million, six hundred twenty-two thousand, six hundred eighty-eight".