5440779 has 12 divisors (see below), whose sum is σ = 8112832. Its totient is φ = 3510000.

The previous prime is 5440759. The next prime is 5440781. The reversal of 5440779 is 9770445.

It is a happy number.

It is not a de Polignac number, because 5440779 - 2²⁰ = 4392203 is a prime.

It is a super-2 number, since 2×5440779² = 59204152253682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5440709) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9472 + ... + 10029.

Almost surely, 2^5440779 is an apocalyptic number.

5440779 is a deficient number, since it is larger than the sum of its proper divisors (2672053).

5440779 is a wasteful number, since it uses less digits than its factorization.

5440779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19538 (or 19535 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 5440779 is about 2332.5477487074. The cubic root of 5440779 is about 175.8815814129.

The spelling of 5440779 in words is "five million, four hundred forty thousand, seven hundred seventy-nine".