2423256 has 64 divisors (see below), whose sum is σ = 6756480. Its totient is φ = 718080.

The previous prime is 2423249. The next prime is 2423339. The reversal of 2423256 is 6523242.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a d-powerful number, because it can be written as 2⁷ + 4⁷ + 2¹³ + 3¹³ + 2¹⁹ + 5 + 6⁷ .

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, 17620 + ... + 17756.

It is an arithmetic number, because the mean of its divisors is an integer number (105570).

2^2423256 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 2423256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3378240).

2423256 is an abundant number, since it is smaller than the sum of its proper divisors (4333224).

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

2423256 is a wasteful number, since it uses less digits than its factorization.

2423256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 220 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 2423256 is about 1556.6810848726. The cubic root of 2423256 is about 134.3176543481.

Adding to 2423256 its reverse (6523242), we get a palindrome (8946498).

The spelling of 2423256 in words is "two million, four hundred twenty-three thousand, two hundred fifty-six".