4643136 has 56 divisors (see below), whose sum is σ = 13655040. Its totient is φ = 1547136.

The previous prime is 4643117. The next prime is 4643143. The reversal of 4643136 is 6313464.

4643136 is a `hidden beast` number, since 4 + 643 + 13 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 7 ways as a sum of consecutive naturals, for example, 385 + ... + 3071.

It is an arithmetic number, because the mean of its divisors is an integer number (243840).

Almost surely, 2^4643136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4643136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6827520).

4643136 is an abundant number, since it is smaller than the sum of its proper divisors (9011904).

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

4643136 is a wasteful number, since it uses less digits than its factorization.

4643136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2708 (or 2692 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 4643136 is about 2154.7937256267. The cubic root of 4643136 is about 166.8285857534.

It can be divided in two parts, 464 and 3136, that added together give a square (3600 = 60²).

The spelling of 4643136 in words is "four million, six hundred forty-three thousand, one hundred thirty-six".