2442256 has 10 divisors (see below), whose sum is σ = 4731902. Its totient is φ = 1221120.

The previous prime is 2442227. The next prime is 2442263. The reversal of 2442256 is 6522442.

It can be written as a sum of positive squares in only one way, i.e., 1401856 + 1040400 = 1184^2 + 1020^2 .

It is a super-2 number, since 2×2442256² = 11929228739072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2442256.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76305 + ... + 76336.

2^2442256 is an apocalyptic number.

It is an amenable number.

2442256 is a deficient number, since it is larger than the sum of its proper divisors (2289646).

2442256 is a wasteful number, since it uses less digits than its factorization.

2442256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152649 (or 152643 counting only the distinct ones).

The product of its digits is 3840, while the sum is 25.

The square root of 2442256 is about 1562.7718963432. The cubic root of 2442256 is about 134.6677885517.

Adding to 2442256 its product of digits (3840), we get a square (2446096 = 1564²).

Adding to 2442256 its reverse (6522442), we get a palindrome (8964698).

It can be divided in two parts, 244 and 2256, that added together give a square (2500 = 50²).

The spelling of 2442256 in words is "two million, four hundred forty-two thousand, two hundred fifty-six".