5540293 has 4 divisors (see below), whose sum is σ = 6043968. Its totient is φ = 5036620.

The previous prime is 5540287. The next prime is 5540299. The reversal of 5540293 is 3920455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (5540287) and next prime (5540299).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5540293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5540299) 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, 251821 + ... + 251842.

It is an arithmetic number, because the mean of its divisors is an integer number (1510992).

Almost surely, 2^5540293 is an apocalyptic number.

It is an amenable number.

5540293 is a deficient number, since it is larger than the sum of its proper divisors (503675).

5540293 is a wasteful number, since it uses less digits than its factorization.

5540293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503674.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 5540293 is about 2353.7827002508. The cubic root of 5540293 is about 176.9474239239.

The spelling of 5540293 in words is "five million, five hundred forty thousand, two hundred ninety-three".