1048669 has 4 divisors (see below), whose sum is σ = 1084860. Its totient is φ = 1012480.

The previous prime is 1048661. The next prime is 1048681. The reversal of 1048669 is 9668401.

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 700569 + 348100 = 837^2 + 590^2 .

It is a cyclic number.

It is not a de Polignac number, because 1048669 - 2³ = 1048661 is a prime.

It is a super-2 number, since 2×1048669² = 2199413343122, which contains 22 as substring.

It is a Duffinian number.

1048669 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1048661) 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, 18052 + ... + 18109.

It is an arithmetic number, because the mean of its divisors is an integer number (271215).

2^1048669 is an apocalyptic number.

It is an amenable number.

1048669 is a deficient number, since it is larger than the sum of its proper divisors (36191).

1048669 is an equidigital number, since it uses as much as digits as its factorization.

1048669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36190.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 1048669 is about 1024.0454091494. The cubic root of 1048669 is about 101.5966707426.

Subtracting from 1048669 its product of nonzero digits (10368), we obtain a palindrome (1038301).

The spelling of 1048669 in words is "one million, forty-eight thousand, six hundred sixty-nine".