4122985 has 8 divisors (see below), whose sum is σ = 4999176. Its totient is φ = 3264000.

The previous prime is 4122973. The next prime is 4122997. The reversal of 4122985 is 5892214.

It is an interprime number because it is at equal distance from previous prime (4122973) and next prime (4122997).

It can be written as a sum of positive squares in 4 ways, for example, as 10201 + 4112784 = 101^2 + 2028^2 .

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

It is not a de Polignac number, because 4122985 - 2⁵ = 4122953 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3766 + ... + 4735.

It is an arithmetic number, because the mean of its divisors is an integer number (624897).

Almost surely, 2^4122985 is an apocalyptic number.

It is an amenable number.

4122985 is a deficient number, since it is larger than the sum of its proper divisors (876191).

4122985 is an equidigital number, since it uses as much as digits as its factorization.

4122985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8603.

The product of its digits is 5760, while the sum is 31.

The square root of 4122985 is about 2030.5134818563. The cubic root of 4122985 is about 160.3505983812.

It can be divided in two parts, 41229 and 85, that added together give a palindrome (41314).

The spelling of 4122985 in words is "four million, one hundred twenty-two thousand, nine hundred eighty-five".