5538851 has 4 divisors (see below), whose sum is σ = 5582592. Its totient is φ = 5495112.

The previous prime is 5538763. The next prime is 5538853. The reversal of 5538851 is 1588355.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1588355 = 5 ⋅317671.

It is a cyclic number.

It is not a de Polignac number, because 5538851 - 2¹⁸ = 5276707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5538853) 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, 21680 + ... + 21933.

It is an arithmetic number, because the mean of its divisors is an integer number (1395648).

Almost surely, 2^5538851 is an apocalyptic number.

5538851 is a deficient number, since it is larger than the sum of its proper divisors (43741).

5538851 is a wasteful number, since it uses less digits than its factorization.

5538851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43740.

The product of its digits is 24000, while the sum is 35.

The square root of 5538851 is about 2353.4763648696. The cubic root of 5538851 is about 176.9320709256.

The spelling of 5538851 in words is "five million, five hundred thirty-eight thousand, eight hundred fifty-one".