2443316 has 6 divisors (see below), whose sum is σ = 4275810. Its totient is φ = 1221656.

The previous prime is 2443283. The next prime is 2443351. The reversal of 2443316 is 6133442.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2280100 + 163216 = 1510^2 + 404^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2443291 and 2443300.

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, 305411 + ... + 305418.

It is an arithmetic number, because the mean of its divisors is an integer number (712635).

2^2443316 is an apocalyptic number.

It is an amenable number.

2443316 is a deficient number, since it is larger than the sum of its proper divisors (1832494).

2443316 is a wasteful number, since it uses less digits than its factorization.

2443316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610833 (or 610831 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 2443316 is about 1563.1110005371. Note that the first 3 decimals coincide. The cubic root of 2443316 is about 134.6872687930.

Adding to 2443316 its reverse (6133442), we get a palindrome (8576758).

The spelling of 2443316 in words is "two million, four hundred forty-three thousand, three hundred sixteen".