5445399 has 8 divisors (see below), whose sum is σ = 7271680. Its totient is φ = 3624696.

The previous prime is 5445383. The next prime is 5445403. The reversal of 5445399 is 9935445.

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

It is not a de Polignac number, because 5445399 - 2⁴ = 5445383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5445329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2244 + ... + 3990.

It is an arithmetic number, because the mean of its divisors is an integer number (908960).

Almost surely, 2^5445399 is an apocalyptic number.

5445399 is a deficient number, since it is larger than the sum of its proper divisors (1826281).

5445399 is a wasteful number, since it uses less digits than its factorization.

5445399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2789.

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

The square root of 5445399 is about 2333.5378719875. The cubic root of 5445399 is about 175.9313502063.

The spelling of 5445399 in words is "five million, four hundred forty-five thousand, three hundred ninety-nine".