4532656 has 40 divisors (see below), whose sum is σ = 9329760. Its totient is φ = 2128896.

The previous prime is 4532653. The next prime is 4532657. The reversal of 4532656 is 6562354.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4532653) 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, 40056 + ... + 40168.

It is an arithmetic number, because the mean of its divisors is an integer number (233244).

Almost surely, 2^4532656 is an apocalyptic number.

4532656 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

4532656 is the 1347-th centered pentagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4532656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4664880).

4532656 is an abundant number, since it is smaller than the sum of its proper divisors (4797104).

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

4532656 is a wasteful number, since it uses less digits than its factorization.

4532656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 247 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 4532656 is about 2129.0035227777. The cubic root of 4532656 is about 165.4947622649.

The spelling of 4532656 in words is "four million, five hundred thirty-two thousand, six hundred fifty-six".