1485899 has 4 divisors (see below), whose sum is σ = 1510320. Its totient is φ = 1461480.

The previous prime is 1485889. The next prime is 1485917. The reversal of 1485899 is 9985841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9985841 = 23 ⋅434167.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1485899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1485889) 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 3 ways as a sum of consecutive naturals, for example, 12119 + ... + 12240.

It is an arithmetic number, because the mean of its divisors is an integer number (377580).

2^1485899 is an apocalyptic number.

1485899 is a deficient number, since it is larger than the sum of its proper divisors (24421).

1485899 is an equidigital number, since it uses as much as digits as its factorization.

1485899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24420.

The product of its digits is 103680, while the sum is 44.

The square root of 1485899 is about 1218.9745690538. The cubic root of 1485899 is about 114.1115917662. Note that the first 3 decimals are identical.

The spelling of 1485899 in words is "one million, four hundred eighty-five thousand, eight hundred ninety-nine".