3331243 has 4 divisors (see below), whose sum is σ = 3335008. Its totient is φ = 3327480.
The previous prime is 3331217. The next prime is 3331247. The reversal of 3331243 is 3421333.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3421333 = 29 ⋅117977.
It is a cyclic number.
It is not a de Polignac number, because 3331243 - 29 = 3330731 is a prime.
It is a super-2 number, since 2×33312432 = 22194359850098, which contains 22 as substring.
It is a Duffinian number.
3331243 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 3331243.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3331247) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253 + ... + 2593.
It is an arithmetic number, because the mean of its divisors is an integer number (833752).
Almost surely, 23331243 is an apocalyptic number.
3331243 is a deficient number, since it is larger than the sum of its proper divisors (3765).
3331243 is a wasteful number, since it uses less digits than its factorization.
3331243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3764.
The product of its digits is 648, while the sum is 19.
The square root of 3331243 is about 1825.1693072151. The cubic root of 3331243 is about 149.3489262567.
Adding to 3331243 its reverse (3421333), we get a palindrome (6752576).
The spelling of 3331243 in words is "three million, three hundred thirty-one thousand, two hundred forty-three".
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