5540393 has 2 divisors, whose sum is σ = 5540394. Its totient is φ = 5540392.

The previous prime is 5540387. The next prime is 5540411. The reversal of 5540393 is 3930455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3193369 + 2347024 = 1787^2 + 1532^2 .

It is a cyclic number.

It is not a de Polignac number, because 5540393 - 2⁴ = 5540377 is a prime.

It is not a weakly prime, because it can be changed into another prime (5540993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2770196 + 2770197.

It is an arithmetic number, because the mean of its divisors is an integer number (2770197).

Almost surely, 2^5540393 is an apocalyptic number.

It is an amenable number.

5540393 is a deficient number, since it is larger than the sum of its proper divisors (1).

5540393 is an equidigital number, since it uses as much as digits as its factorization.

5540393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 5540393 is about 2353.8039425577. The cubic root of 5540393 is about 176.9484885268.

The spelling of 5540393 in words is "five million, five hundred forty thousand, three hundred ninety-three".