5445939 has 8 divisors (see below), whose sum is σ = 7511760. Its totient is φ = 3505376.

The previous prime is 5445931. The next prime is 5445953. The reversal of 5445939 is 9395445.

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

It is a cyclic number.

It is not a de Polignac number, because 5445939 - 2³ = 5445931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5445897 and 5445906.

It is not an unprimeable number, because it can be changed into a prime (5445931) 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, 31212 + ... + 31385.

It is an arithmetic number, because the mean of its divisors is an integer number (938970).

Almost surely, 2^5445939 is an apocalyptic number.

5445939 is a deficient number, since it is larger than the sum of its proper divisors (2065821).

5445939 is a wasteful number, since it uses less digits than its factorization.

5445939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62629.

The product of its digits is 97200, while the sum is 39.

The square root of 5445939 is about 2333.6535732623. The cubic root of 5445939 is about 175.9371655003.

The spelling of 5445939 in words is "five million, four hundred forty-five thousand, nine hundred thirty-nine".