5540501 has 4 divisors (see below), whose sum is σ = 5658432. Its totient is φ = 5422572.

The previous prime is 5540497. The next prime is 5540519. The reversal of 5540501 is 1050455.

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 a cyclic number.

It is not a de Polignac number, because 5540501 - 2² = 5540497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5540531) 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, 58895 + ... + 58988.

It is an arithmetic number, because the mean of its divisors is an integer number (1414608).

Almost surely, 2^5540501 is an apocalyptic number.

It is an amenable number.

5540501 is a deficient number, since it is larger than the sum of its proper divisors (117931).

5540501 is a wasteful number, since it uses less digits than its factorization.

5540501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117930.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 5540501 is about 2353.8268840337. The cubic root of 5540501 is about 176.9496382835.

Adding to 5540501 its reverse (1050455), we get a palindrome (6590956).

The spelling of 5540501 in words is "five million, five hundred forty thousand, five hundred one".