4215272256 has 168 divisors, whose sum is σ = 13057098600. Its totient is φ = 1292488704.

The previous prime is 4215272251. The next prime is 4215272263. The reversal of 4215272256 is 6522725124.

4215272256 is a `hidden beast` number, since 421 + 5 + 2 + 7 + 225 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 586414656 + 3628857600 = 24216^2 + 60240^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 4215272256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4215272251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2612506 + ... + 2614118.

It is an arithmetic number, because the mean of its divisors is an integer number (77720825).

Almost surely, 2^4215272256 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 4215272256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6528549300).

4215272256 is an abundant number, since it is smaller than the sum of its proper divisors (8841826344).

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

4215272256 is a wasteful number, since it uses less digits than its factorization.

4215272256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1993 (or 1980 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 4215272256 is about 64925.1280784258. The cubic root of 4215272256 is about 1615.3818911770.

The spelling of 4215272256 in words is "four billion, two hundred fifteen million, two hundred seventy-two thousand, two hundred fifty-six".