4451085 has 16 divisors (see below), whose sum is σ = 7913280. Its totient is φ = 2373840.

The previous prime is 4451081. The next prime is 4451087. The reversal of 4451085 is 5801544.

It is not a de Polignac number, because 4451085 - 2² = 4451081 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4451081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16351 + ... + 16620.

It is an arithmetic number, because the mean of its divisors is an integer number (494580).

Almost surely, 2^4451085 is an apocalyptic number.

4451085 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4451085 is a deficient number, since it is larger than the sum of its proper divisors (3462195).

4451085 is a wasteful number, since it uses less digits than its factorization.

4451085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32985 (or 32979 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 4451085 is about 2109.7594649628. The cubic root of 4451085 is about 164.4959826318.

The spelling of 4451085 in words is "four million, four hundred fifty-one thousand, eighty-five".