4285656 has 32 divisors (see below), whose sum is σ = 11905200. Its totient is φ = 1428480.

The previous prime is 4285651. The next prime is 4285661. The reversal of 4285656 is 6565824.

It is an interprime number because it is at equal distance from previous prime (4285651) and next prime (4285661).

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

It is a self number, because there is not a number n which added to its sum of digits gives 4285656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4285651) 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, 9705 + ... + 10136.

Almost surely, 2^4285656 is an apocalyptic number.

It is an amenable number.

4285656 is an abundant number, since it is smaller than the sum of its proper divisors (7619544).

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

4285656 is a wasteful number, since it uses less digits than its factorization.

4285656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19856 (or 19846 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 4285656 is about 2070.1826006418. The cubic root of 4285656 is about 162.4323157964.

It can be divided in two parts, 428 and 5656, that added together give a square (6084 = 78²).

The spelling of 4285656 in words is "four million, two hundred eighty-five thousand, six hundred fifty-six".