1004775 has 12 divisors (see below), whose sum is σ = 1661352. Its totient is φ = 535840.

The previous prime is 1004761. The next prime is 1004779. The reversal of 1004775 is 5774001.

It is not a de Polignac number, because 1004775 - 2⁵ = 1004743 is a prime.

1004775 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004779) 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 11 ways as a sum of consecutive naturals, for example, 6624 + ... + 6773.

It is an arithmetic number, because the mean of its divisors is an integer number (138446).

2^1004775 is an apocalyptic number.

1004775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1004775 is a deficient number, since it is larger than the sum of its proper divisors (656577).

1004775 is a wasteful number, since it uses less digits than its factorization.

1004775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13410 (or 13405 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 1004775 is about 1002.3846567062. The cubic root of 1004775 is about 100.1589139963.

Adding to 1004775 its reverse (5774001), we get a palindrome (6778776).

The spelling of 1004775 in words is "one million, four thousand, seven hundred seventy-five".