4649256 has 48 divisors (see below), whose sum is σ = 13004160. Its totient is φ = 1499040.

The previous prime is 4649231. The next prime is 4649261. The reversal of 4649256 is 6529464.

4649256 is a `hidden beast` number, since 4 + 649 + 2 + 5 + 6 = 666.

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

It is a nialpdrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 4649256.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1191 + ... + 3273.

It is an arithmetic number, because the mean of its divisors is an integer number (270920).

Almost surely, 2^4649256 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 4649256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6502080).

4649256 is an abundant number, since it is smaller than the sum of its proper divisors (8354904).

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

4649256 is a wasteful number, since it uses less digits than its factorization.

4649256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126 (or 2119 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 4649256 is about 2156.2133475146. The cubic root of 4649256 is about 166.9018510847.

The spelling of 4649256 in words is "four million, six hundred forty-nine thousand, two hundred fifty-six".