4085481874 has 4 divisors (see below), whose sum is σ = 6128222814. Its totient is φ = 2042740936.

The previous prime is 4085481857. The next prime is 4085481877. The reversal of 4085481874 is 4781845804.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3980726649 + 104755225 = 63093^2 + 10235^2 .

It is not an unprimeable number, because it can be changed into a prime (4085481877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021370467 + ... + 1021370470.

Almost surely, 2^4085481874 is an apocalyptic number.

4085481874 is a deficient number, since it is larger than the sum of its proper divisors (2042740940).

4085481874 is a wasteful number, since it uses less digits than its factorization.

4085481874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042740939.

The product of its (nonzero) digits is 1146880, while the sum is 49.

The square root of 4085481874 is about 63917.7743198244. The cubic root of 4085481874 is about 1598.6292783805.

The spelling of 4085481874 in words is "four billion, eighty-five million, four hundred eighty-one thousand, eight hundred seventy-four".