4286556 has 72 divisors (see below), whose sum is σ = 11741184. Its totient is φ = 1314720.

The previous prime is 4286549. The next prime is 4286563. The reversal of 4286556 is 6556824.

It is an interprime number because it is at equal distance from previous prime (4286549) and next prime (4286563).

It is a super-2 number, since 2×4286556² = 36749124682272, which contains 22 as substring.

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

It is a d-powerful number, because it can be written as 4² + 2¹⁰ + 8⁶ + 6 + 5⁸ + 5⁹ + 6⁸ .

It is a self number, because there is not a number n which added to its sum of digits gives 4286556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25585 + ... + 25751.

It is an arithmetic number, because the mean of its divisors is an integer number (163072).

Almost surely, 2^4286556 is an apocalyptic number.

4286556 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4286556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5870592).

4286556 is an abundant number, since it is smaller than the sum of its proper divisors (7454628).

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

4286556 is a wasteful number, since it uses less digits than its factorization.

4286556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231 (or 226 counting only the distinct ones).

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

The square root of 4286556 is about 2070.3999613601. The cubic root of 4286556 is about 162.4436854173.

The spelling of 4286556 in words is "four million, two hundred eighty-six thousand, five hundred fifty-six".