5557389 has 8 divisors (see below), whose sum is σ = 7427712. Its totient is φ = 3696000.

The previous prime is 5557379. The next prime is 5557399. The reversal of 5557389 is 9837555.

It is an interprime number because it is at equal distance from previous prime (5557379) and next prime (5557399).

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

It is not a de Polignac number, because 5557389 - 2⁷ = 5557261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5557389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5557309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 612 + ... + 3389.

It is an arithmetic number, because the mean of its divisors is an integer number (928464).

Almost surely, 2^5557389 is an apocalyptic number.

It is an amenable number.

5557389 is a deficient number, since it is larger than the sum of its proper divisors (1870323).

5557389 is a wasteful number, since it uses less digits than its factorization.

5557389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4467.

The product of its digits is 189000, while the sum is 42.

The square root of 5557389 is about 2357.4115041715. The cubic root of 5557389 is about 177.1292426420.

The spelling of 5557389 in words is "five million, five hundred fifty-seven thousand, three hundred eighty-nine".