4550656 has 52 divisors (see below), whose sum is σ = 10025784. Its totient is φ = 2048000.

The previous prime is 4550639. The next prime is 4550657. The reversal of 4550656 is 6560554.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4550657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45006 + ... + 45106.

Almost surely, 2^4550656 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 4550656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5012892).

4550656 is an abundant number, since it is smaller than the sum of its proper divisors (5475128).

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

4550656 is a wasteful number, since it uses less digits than its factorization.

4550656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 4550656 is about 2133.2266639999. The cubic root of 4550656 is about 165.7135428312.

The spelling of 4550656 in words is "four million, five hundred fifty thousand, six hundred fifty-six".