5538665 has 8 divisors (see below), whose sum is σ = 7250688. Its totient is φ = 4028080.

The previous prime is 5538661. The next prime is 5538667. The reversal of 5538665 is 5668355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5538665 - 2² = 5538661 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5538661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50297 + ... + 50406.

It is an arithmetic number, because the mean of its divisors is an integer number (906336).

Almost surely, 2^5538665 is an apocalyptic number.

5538665 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5538665 is a deficient number, since it is larger than the sum of its proper divisors (1712023).

5538665 is a wasteful number, since it uses less digits than its factorization.

5538665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100719.

The product of its digits is 108000, while the sum is 38.

The square root of 5538665 is about 2353.4368485260. The cubic root of 5538665 is about 176.9300903865.

The spelling of 5538665 in words is "five million, five hundred thirty-eight thousand, six hundred sixty-five".