4591632 has 60 divisors (see below), whose sum is σ = 12638576. Its totient is φ = 1436160.

The previous prime is 4591621. The next prime is 4591633. The reversal of 4591632 is 2361954.

It is a self number, because there is not a number n which added to its sum of digits gives 4591632.

It is not an unprimeable number, because it can be changed into a prime (4591633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13707 + ... + 14037.

Almost surely, 2^4591632 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 4591632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6319288).

4591632 is an abundant number, since it is smaller than the sum of its proper divisors (8046944).

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

4591632 is a wasteful number, since it uses less digits than its factorization.

4591632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376 (or 353 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 4591632 is about 2142.8093708961. The cubic root of 4591632 is about 166.2094419314.

The spelling of 4591632 in words is "four million, five hundred ninety-one thousand, six hundred thirty-two".