5440557 has 8 divisors (see below), whose sum is σ = 7281376. Its totient is φ = 3613392.

The previous prime is 5440543. The next prime is 5440571. The reversal of 5440557 is 7550445.

It is an interprime number because it is at equal distance from previous prime (5440543) and next prime (5440571).

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

It is not a de Polignac number, because 5440557 - 2⁸ = 5440301 is a prime.

It is the 2333-rd Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5440507) by changing a digit.

It is a nontrivial repunit in base 2332.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2443 + ... + 4104.

It is an arithmetic number, because the mean of its divisors is an integer number (910172).

Almost surely, 2^5440557 is an apocalyptic number.

It is an amenable number.

5440557 is a deficient number, since it is larger than the sum of its proper divisors (1840819).

5440557 is a wasteful number, since it uses less digits than its factorization.

5440557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6827.

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 5440557 is about 2332.5001607717. The cubic root of 5440557 is about 175.8791892161.

The spelling of 5440557 in words is "five million, four hundred forty thousand, five hundred fifty-seven".