416321 has 4 divisors (see below), whose sum is σ = 417792. Its totient is φ = 414852.

The previous prime is 416291. The next prime is 416333. The reversal of 416321 is 123614.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 416321 - 2⁶ = 416257 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 416321.

It is not an unprimeable number, because it can be changed into a prime (416621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161 + ... + 926.

It is an arithmetic number, because the mean of its divisors is an integer number (104448).

2⁴¹⁶³²¹ is an apocalyptic number.

It is an amenable number.

416321 is a deficient number, since it is larger than the sum of its proper divisors (1471).

416321 is a wasteful number, since it uses less digits than its factorization.

416321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470.

The product of its digits is 144, while the sum is 17.

The square root of 416321 is about 645.2294165644. The cubic root of 416321 is about 74.6694190985.

Adding to 416321 its reverse (123614), we get a palindrome (539935).

It can be divided in two parts, 416 and 321, that added together give a palindrome (737).

The spelling of 416321 in words is "four hundred sixteen thousand, three hundred twenty-one".