416345 has 4 divisors (see below), whose sum is σ = 499620. Its totient is φ = 333072.

The previous prime is 416333. The next prime is 416359. The reversal of 416345 is 543614.

It is a happy number.

416345 is nontrivially palindromic in base 4.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 543614 = 2 ⋅271807.

It can be written as a sum of positive squares in 2 ways, for example, as 295936 + 120409 = 544^2 + 347^2 .

It is a cyclic number.

It is not a de Polignac number, because 416345 - 2⁶ = 416281 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 416345.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41630 + ... + 41639.

It is an arithmetic number, because the mean of its divisors is an integer number (124905).

2⁴¹⁶³⁴⁵ is an apocalyptic number.

It is an amenable number.

416345 is a deficient number, since it is larger than the sum of its proper divisors (83275).

416345 is an equidigital number, since it uses as much as digits as its factorization.

416345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83274.

The product of its digits is 1440, while the sum is 23.

The square root of 416345 is about 645.2480143325. The cubic root of 416345 is about 74.6708539141.

Adding to 416345 its reverse (543614), we get a palindrome (959959).

The spelling of 416345 in words is "four hundred sixteen thousand, three hundred forty-five".