1485217 has 8 divisors (see below), whose sum is σ = 1541736. Its totient is φ = 1429632.

The previous prime is 1485199. The next prime is 1485221. The reversal of 1485217 is 7125841.

It can be written as a sum of positive squares in 4 ways, for example, as 968256 + 516961 = 984^2 + 719^2 .

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 1485217 - 2¹¹ = 1483169 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 (1485227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4923 + ... + 5215.

It is an arithmetic number, because the mean of its divisors is an integer number (192717).

2^1485217 is an apocalyptic number.

It is an amenable number.

1485217 is a deficient number, since it is larger than the sum of its proper divisors (56519).

1485217 is a wasteful number, since it uses less digits than its factorization.

1485217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467.

The product of its digits is 2240, while the sum is 28.

The square root of 1485217 is about 1218.6947936214. The cubic root of 1485217 is about 114.0941307285.

The spelling of 1485217 in words is "one million, four hundred eighty-five thousand, two hundred seventeen".