4394605 has 16 divisors (see below), whose sum is σ = 5604480. Its totient is φ = 3298752.

The previous prime is 4394603. The next prime is 4394609. The reversal of 4394605 is 5064934.

It is a cyclic number.

It is not a de Polignac number, because 4394605 - 2¹ = 4394603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4394603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15727 + ... + 16003.

It is an arithmetic number, because the mean of its divisors is an integer number (350280).

Almost surely, 2^4394605 is an apocalyptic number.

It is an amenable number.

4394605 is a deficient number, since it is larger than the sum of its proper divisors (1209875).

4394605 is a wasteful number, since it uses less digits than its factorization.

4394605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 4394605 is about 2096.3313192337. The cubic root of 4394605 is about 163.7972534218.

The spelling of 4394605 in words is "four million, three hundred ninety-four thousand, six hundred five".