5611256 has 32 divisors (see below), whose sum is σ = 12159840. Its totient is φ = 2377728.

The previous prime is 5611253. The next prime is 5611259. The reversal of 5611256 is 6521165.

It is an interprime number because it is at equal distance from previous prime (5611253) and next prime (5611259).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5611253) 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, 4916 + ... + 5948.

It is an arithmetic number, because the mean of its divisors is an integer number (379995).

Almost surely, 2^5611256 is an apocalyptic number.

5611256 is a gapful number since it is divisible by the number (56) 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 5611256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6079920).

5611256 is an abundant number, since it is smaller than the sum of its proper divisors (6548584).

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

5611256 is a wasteful number, since it uses less digits than its factorization.

5611256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143 (or 1139 counting only the distinct ones).

The product of its digits is 1800, while the sum is 26.

The square root of 5611256 is about 2368.8089834345. The cubic root of 5611256 is about 177.6996998576.

Subtracting 5611256 from its reverse (6521165), we obtain a palindrome (909909).

The spelling of 5611256 in words is "five million, six hundred eleven thousand, two hundred fifty-six".