5558749 has 16 divisors (see below), whose sum is σ = 6652800. Its totient is φ = 4544064.

The previous prime is 5558717. The next prime is 5558753. The reversal of 5558749 is 9478555.

It is not a de Polignac number, because 5558749 - 2⁵ = 5558717 is a prime.

5558749 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5538749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28119 + ... + 28315.

It is an arithmetic number, because the mean of its divisors is an integer number (415800).

Almost surely, 2^5558749 is an apocalyptic number.

It is an amenable number.

5558749 is a deficient number, since it is larger than the sum of its proper divisors (1094051).

5558749 is a wasteful number, since it uses less digits than its factorization.

5558749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372.

The product of its digits is 252000, while the sum is 43.

The square root of 5558749 is about 2357.6999384994. The cubic root of 5558749 is about 177.1436904413.

The spelling of 5558749 in words is "five million, five hundred fifty-eight thousand, seven hundred forty-nine".