4095856397 has 4 divisors (see below), whose sum is σ = 4102495356. Its totient is φ = 4089217440.

The previous prime is 4095856379. The next prime is 4095856409. The reversal of 4095856397 is 7936585904.

It is a happy number.

4095856397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1160492356 + 2935364041 = 34066^2 + 54179^2 .

It is a cyclic number.

It is not a de Polignac number, because 4095856397 - 2³⁰ = 3022114573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4095856367) 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, 3318554 + ... + 3319787.

It is an arithmetic number, because the mean of its divisors is an integer number (1025623839).

Almost surely, 2^4095856397 is an apocalyptic number.

It is an amenable number.

4095856397 is a deficient number, since it is larger than the sum of its proper divisors (6638959).

4095856397 is an equidigital number, since it uses as much as digits as its factorization.

4095856397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6638958.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The square root of 4095856397 is about 63998.8780917291. The cubic root of 4095856397 is about 1599.9813014742.

The spelling of 4095856397 in words is "four billion, ninety-five million, eight hundred fifty-six thousand, three hundred ninety-seven".