2543314 has 4 divisors (see below), whose sum is σ = 3814974. Its totient is φ = 1271656.

The previous prime is 2543309. The next prime is 2543323. The reversal of 2543314 is 4133452.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1476225 + 1067089 = 1215^2 + 1033^2 .

It is a super-2 number, since 2×2543314² = 12936892205192, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2¹⁹ + 5⁹ + 4⁴ + 3³ + 3⁴ + 1 + 4⁸ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 635827 + ... + 635830.

2^2543314 is an apocalyptic number.

2543314 is a deficient number, since it is larger than the sum of its proper divisors (1271660).

2543314 is a wasteful number, since it uses less digits than its factorization.

2543314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271659.

The product of its digits is 1440, while the sum is 22.

The square root of 2543314 is about 1594.7771004125. Note that the first 3 decimals coincide. The cubic root of 2543314 is about 136.5002124449.

Adding to 2543314 its reverse (4133452), we get a palindrome (6676766).

The spelling of 2543314 in words is "two million, five hundred forty-three thousand, three hundred fourteen".