1486645 has 8 divisors (see below), whose sum is σ = 1808856. Its totient is φ = 1172736.

The previous prime is 1486637. The next prime is 1486649. The reversal of 1486645 is 5466841.

It can be written as a sum of positive squares in 4 ways, for example, as 24964 + 1461681 = 158^2 + 1209^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1486645 - 2³ = 1486637 is a prime.

It is a super-2 number, since 2×1486645² = 4420226712050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1486645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1486649) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1672 + ... + 2401.

It is an arithmetic number, because the mean of its divisors is an integer number (226107).

2^1486645 is an apocalyptic number.

It is an amenable number.

1486645 is a deficient number, since it is larger than the sum of its proper divisors (322211).

1486645 is an equidigital number, since it uses as much as digits as its factorization.

1486645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4151.

The product of its digits is 23040, while the sum is 34.

The square root of 1486645 is about 1219.2805255560. The cubic root of 1486645 is about 114.1306852589.

The spelling of 1486645 in words is "one million, four hundred eighty-six thousand, six hundred forty-five".