5402243 has 16 divisors (see below), whose sum is σ = 7133184. Its totient is φ = 3960960.

The previous prime is 5402239. The next prime is 5402297. The reversal of 5402243 is 3422045.

It is a cyclic number.

It is not a de Polignac number, because 5402243 - 2² = 5402239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5402203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 755 + ... + 3372.

It is an arithmetic number, because the mean of its divisors is an integer number (445824).

Almost surely, 2^5402243 is an apocalyptic number.

5402243 is a deficient number, since it is larger than the sum of its proper divisors (1730941).

5402243 is a wasteful number, since it uses less digits than its factorization.

5402243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4162.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 5402243 is about 2324.2725743768. The cubic root of 5402243 is about 175.4653519369.

Adding to 5402243 its reverse (3422045), we get a palindrome (8824288).

The spelling of 5402243 in words is "five million, four hundred two thousand, two hundred forty-three".