1485709 has 4 divisors (see below), whose sum is σ = 1489660. Its totient is φ = 1481760.

The previous prime is 1485703. The next prime is 1485713. The reversal of 1485709 is 9075841.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52900 + 1432809 = 230^2 + 1197^2 .

It is a cyclic number.

It is not a de Polignac number, because 1485709 - 2⁷ = 1485581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1485703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1344 + ... + 2185.

It is an arithmetic number, because the mean of its divisors is an integer number (372415).

2^1485709 is an apocalyptic number.

It is an amenable number.

1485709 is a deficient number, since it is larger than the sum of its proper divisors (3951).

1485709 is an equidigital number, since it uses as much as digits as its factorization.

1485709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3950.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 1485709 is about 1218.8966322047. The cubic root of 1485709 is about 114.1067277912.

The spelling of 1485709 in words is "one million, four hundred eighty-five thousand, seven hundred nine".