1048805 has 8 divisors (see below), whose sum is σ = 1285632. Its totient is φ = 821008.

The previous prime is 1048799. The next prime is 1048807. The reversal of 1048805 is 5088401.

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 1048805 - 2⁸ = 1048549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1048807) 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, 1997 + ... + 2466.

It is an arithmetic number, because the mean of its divisors is an integer number (160704).

2^1048805 is an apocalyptic number.

It is an amenable number.

1048805 is a deficient number, since it is larger than the sum of its proper divisors (236827).

1048805 is an equidigital number, since it uses as much as digits as its factorization.

1048805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4515.

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 1048805 is about 1024.1118103020. Note that the first 3 decimals coincide. The cubic root of 1048805 is about 101.6010625160.

The spelling of 1048805 in words is "one million, forty-eight thousand, eight hundred five".