416445 has 8 divisors (see below), whose sum is σ = 666336. Its totient is φ = 222096.

The previous prime is 416443. The next prime is 416459. The reversal of 416445 is 544614.

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

It is not a de Polignac number, because 416445 - 2¹ = 416443 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 416445.

It is not an unprimeable number, because it can be changed into a prime (416441) 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, 13867 + ... + 13896.

It is an arithmetic number, because the mean of its divisors is an integer number (83292).

2⁴¹⁶⁴⁴⁵ is an apocalyptic number.

It is an amenable number.

416445 is a deficient number, since it is larger than the sum of its proper divisors (249891).

416445 is a wasteful number, since it uses less digits than its factorization.

416445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27771.

The product of its digits is 1920, while the sum is 24.

The square root of 416445 is about 645.3254992637. The cubic root of 416445 is about 74.6768317191.

It can be divided in two parts, 416 and 445, that added together give a triangular number (861 = T₄₁).

The spelling of 416445 in words is "four hundred sixteen thousand, four hundred forty-five".