4094057285 has 4 divisors (see below), whose sum is σ = 4912868748. Its totient is φ = 3275245824.

The previous prime is 4094057267. The next prime is 4094057291. The reversal of 4094057285 is 5827504904.

It is a happy number.

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 785736961 + 3308320324 = 28031^2 + 57518^2 .

It is a cyclic number.

It is not a de Polignac number, because 4094057285 - 2⁶ = 4094057221 is a prime.

It is a super-2 number, since 2×4094057285² = 33522610105723142450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409405724 + ... + 409405733.

It is an arithmetic number, because the mean of its divisors is an integer number (1228217187).

Almost surely, 2^4094057285 is an apocalyptic number.

It is an amenable number.

4094057285 is a deficient number, since it is larger than the sum of its proper divisors (818811463).

4094057285 is an equidigital number, since it uses as much as digits as its factorization.

4094057285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818811462.

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 4094057285 is about 63984.8207389846. The cubic root of 4094057285 is about 1599.7470023149.

The spelling of 4094057285 in words is "four billion, ninety-four million, fifty-seven thousand, two hundred eighty-five".