4406345 has 4 divisors (see below), whose sum is σ = 5287620. Its totient is φ = 3525072.

The previous prime is 4406341. The next prime is 4406351. The reversal of 4406345 is 5436044.

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 1006009 + 3400336 = 1003^2 + 1844^2 .

It is a cyclic number.

It is not a de Polignac number, because 4406345 - 2² = 4406341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4406341) 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, 440630 + ... + 440639.

It is an arithmetic number, because the mean of its divisors is an integer number (1321905).

Almost surely, 2^4406345 is an apocalyptic number.

It is an amenable number.

4406345 is a deficient number, since it is larger than the sum of its proper divisors (881275).

4406345 is an equidigital number, since it uses as much as digits as its factorization.

4406345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881274.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 4406345 is about 2099.1295815171. The cubic root of 4406345 is about 163.9429828564.

The spelling of 4406345 in words is "four million, four hundred six thousand, three hundred forty-five".