2443256 has 8 divisors (see below), whose sum is σ = 4581120. Its totient is φ = 1221624.

The previous prime is 2443241. The next prime is 2443277. The reversal of 2443256 is 6523442.

It is a tau number, because it is divible by the number of its divisors (8).

It is a d-powerful number, because it can be written as 2⁷ + 4⁴ + 4⁸ + 3⁵ + 2²¹ + 5 + 6⁷ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152696 + ... + 152711.

It is an arithmetic number, because the mean of its divisors is an integer number (572640).

2^2443256 is an apocalyptic number.

It is an amenable number.

2443256 is a deficient number, since it is larger than the sum of its proper divisors (2137864).

2443256 is a wasteful number, since it uses less digits than its factorization.

2443256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305413 (or 305409 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 2443256 is about 1563.0918079243. The cubic root of 2443256 is about 134.6861662883.

Adding to 2443256 its reverse (6523442), we get a palindrome (8966698).

The spelling of 2443256 in words is "two million, four hundred forty-three thousand, two hundred fifty-six".