4405361 has 4 divisors (see below), whose sum is σ = 4557300. Its totient is φ = 4253424.

The previous prime is 4405343. The next prime is 4405367. The reversal of 4405361 is 1635044.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2890000 + 1515361 = 1700^2 + 1231^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4405361 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405367) 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, 75926 + ... + 75983.

It is an arithmetic number, because the mean of its divisors is an integer number (1139325).

Almost surely, 2^4405361 is an apocalyptic number.

It is an amenable number.

4405361 is a deficient number, since it is larger than the sum of its proper divisors (151939).

4405361 is a wasteful number, since it uses less digits than its factorization.

4405361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151938.

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

The square root of 4405361 is about 2098.8951855679. The cubic root of 4405361 is about 163.9307783418.

The spelling of 4405361 in words is "four million, four hundred five thousand, three hundred sixty-one".