4270656 has 112 divisors (see below), whose sum is σ = 12801600. Its totient is φ = 1247232.

The previous prime is 4270639. The next prime is 4270667. The reversal of 4270656 is 6560724.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72355 + ... + 72413.

It is an arithmetic number, because the mean of its divisors is an integer number (114300).

Almost surely, 2^4270656 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 4270656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6400800).

4270656 is an abundant number, since it is smaller than the sum of its proper divisors (8530944).

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

4270656 is a wasteful number, since it uses less digits than its factorization.

4270656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 4270656 is about 2066.5565562065. The cubic root of 4270656 is about 162.2425873253.

The spelling of 4270656 in words is "four million, two hundred seventy thousand, six hundred fifty-six".