4168345 has 4 divisors (see below), whose sum is σ = 5002020. Its totient is φ = 3334672.

The previous prime is 4168337. The next prime is 4168369. The reversal of 4168345 is 5438614.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5438614 = 2 ⋅2719307.

It can be written as a sum of positive squares in 2 ways, for example, as 3297856 + 870489 = 1816^2 + 933^2 .

It is a cyclic number.

It is not a de Polignac number, because 4168345 - 2³ = 4168337 is a prime.

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, 416830 + ... + 416839.

It is an arithmetic number, because the mean of its divisors is an integer number (1250505).

Almost surely, 2^4168345 is an apocalyptic number.

It is an amenable number.

4168345 is a deficient number, since it is larger than the sum of its proper divisors (833675).

4168345 is an equidigital number, since it uses as much as digits as its factorization.

4168345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833674.

The product of its digits is 11520, while the sum is 31.

The square root of 4168345 is about 2041.6525169578. The cubic root of 4168345 is about 160.9365000409.

It can be divided in two parts, 41 and 68345, that added together give a palindrome (68386).

The spelling of 4168345 in words is "four million, one hundred sixty-eight thousand, three hundred forty-five".