4092385 has 16 divisors (see below), whose sum is σ = 5504832. Its totient is φ = 2894400.

The previous prime is 4092383. The next prime is 4092401. The reversal of 4092385 is 5832904.

It is not a de Polignac number, because 4092385 - 2¹ = 4092383 is a prime.

It is a super-2 number, since 2×4092385² = 33495229976450, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4¹⁰ + 0 + 9⁶ + 2¹⁹ + 3⁷ + 8⁵ + 5⁹ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4092383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1030 + ... + 3040.

It is an arithmetic number, because the mean of its divisors is an integer number (344052).

Almost surely, 2^4092385 is an apocalyptic number.

It is an amenable number.

4092385 is a deficient number, since it is larger than the sum of its proper divisors (1412447).

4092385 is a wasteful number, since it uses less digits than its factorization.

4092385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 4092385 is about 2022.9644089800. The cubic root of 4092385 is about 159.9529158331.

The spelling of 4092385 in words is "four million, ninety-two thousand, three hundred eighty-five".