5450405 has 8 divisors (see below), whose sum is σ = 6766200. Its totient is φ = 4209856.

The previous prime is 5450381. The next prime is 5450437. The reversal of 5450405 is 5040545.

It can be written as a sum of positive squares in 4 ways, for example, as 917764 + 4532641 = 958^2 + 2129^2 .

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 5450405 - 2²⁰ = 4401829 is a prime.

It is a Curzon number.

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

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, 18650 + ... + 18939.

It is an arithmetic number, because the mean of its divisors is an integer number (845775).

Almost surely, 2^5450405 is an apocalyptic number.

It is an amenable number.

5450405 is a deficient number, since it is larger than the sum of its proper divisors (1315795).

5450405 is a wasteful number, since it uses less digits than its factorization.

5450405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37623.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 5450405 is about 2334.6102458440. The cubic root of 5450405 is about 175.9852454057.

The spelling of 5450405 in words is "five million, four hundred fifty thousand, four hundred five".