4051485 has 16 divisors (see below), whose sum is σ = 7202880. Its totient is φ = 2160720.

The previous prime is 4051477. The next prime is 4051499. The reversal of 4051485 is 5841504.

It is not a de Polignac number, because 4051485 - 2³ = 4051477 is a prime.

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

4051485 is a modest number, since divided by 1485 gives 405 as remainder.

It is a Curzon number.

It is a zygodrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14871 + ... + 15140.

It is an arithmetic number, because the mean of its divisors is an integer number (450180).

Almost surely, 2^4051485 is an apocalyptic number.

4051485 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4051485 is a deficient number, since it is larger than the sum of its proper divisors (3151395).

4051485 is a wasteful number, since it uses less digits than its factorization.

4051485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30025 (or 30019 counting only the distinct ones).

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

The square root of 4051485 is about 2012.8300971518. The cubic root of 4051485 is about 159.4182650705.

Adding to 4051485 its reverse (5841504), we get a palindrome (9892989).

The spelling of 4051485 in words is "four million, fifty-one thousand, four hundred eighty-five".