4009395 has 32 divisors (see below), whose sum is σ = 7156800. Its totient is φ = 1903104.

The previous prime is 4009391. The next prime is 4009409. The reversal of 4009395 is 5939004.

It is not a de Polignac number, because 4009395 - 2² = 4009391 is a prime.

4009395 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4009391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5301 + ... + 6009.

It is an arithmetic number, because the mean of its divisors is an integer number (223650).

Almost surely, 2^4009395 is an apocalyptic number.

4009395 is a deficient number, since it is larger than the sum of its proper divisors (3147405).

4009395 is a wasteful number, since it uses less digits than its factorization.

4009395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 4009395 is about 2002.3473724606. The cubic root of 4009395 is about 158.8642882965.

The spelling of 4009395 in words is "four million, nine thousand, three hundred ninety-five".