3985225893 has 32 divisors (see below), whose sum is σ = 6720814080. Its totient is φ = 2310271920.

The previous prime is 3985225883. The next prime is 3985225903.

3985225893 is a `hidden beast` number, since 3 + 9 + 8 + 52 + 2 + 589 + 3 = 666.

3985225893 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (3985225883) and next prime (3985225903).

It is not a de Polignac number, because 3985225893 - 2¹⁴ = 3985209509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3985225823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 284871 + ... + 298532.

It is an arithmetic number, because the mean of its divisors is an integer number (210025440).

Almost surely, 2^3985225893 is an apocalyptic number.

3985225893 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3985225893 is a deficient number, since it is larger than the sum of its proper divisors (2735588187).

3985225893 is a wasteful number, since it uses less digits than its factorization.

3985225893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583446 (or 583440 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The square root of 3985225893 is about 63128.6455818593. The cubic root of 3985225893 is about 1585.4442714306. Note that the first 3 decimals are identical.

The spelling of 3985225893 in words is "three billion, nine hundred eighty-five million, two hundred twenty-five thousand, eight hundred ninety-three".