4097785 has 8 divisors (see below), whose sum is σ = 4928256. Its totient is φ = 3270960.

The previous prime is 4097783. The next prime is 4097813. The reversal of 4097785 is 5877904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4097785 - 2¹ = 4097783 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4097783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3640 + ... + 4630.

It is an arithmetic number, because the mean of its divisors is an integer number (616032).

Almost surely, 2^4097785 is an apocalyptic number.

It is an amenable number.

4097785 is a deficient number, since it is larger than the sum of its proper divisors (830471).

4097785 is an equidigital number, since it uses as much as digits as its factorization.

4097785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823.

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 4097785 is about 2024.2986439752. The cubic root of 4097785 is about 160.0232388121.

The spelling of 4097785 in words is "four million, ninety-seven thousand, seven hundred eighty-five".