1463985 has 12 divisors (see below), whose sum is σ = 2537652. Its totient is φ = 780768.

The previous prime is 1463983. The next prime is 1463999. The reversal of 1463985 is 5893641.

1463985 is a `hidden beast` number, since 14 + 639 + 8 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 471969 + 992016 = 687^2 + 996^2 .

It is not a de Polignac number, because 1463985 - 2¹ = 1463983 is a prime.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1463981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16222 + ... + 16311.

It is an arithmetic number, because the mean of its divisors is an integer number (211471).

2^1463985 is an apocalyptic number.

1463985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1463985 is a deficient number, since it is larger than the sum of its proper divisors (1073667).

1463985 is a wasteful number, since it uses less digits than its factorization.

1463985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32544 (or 32541 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 1463985 is about 1209.9524784057. The cubic root of 1463985 is about 113.5478396143.

The spelling of 1463985 in words is "one million, four hundred sixty-three thousand, nine hundred eighty-five".