1004394875 has 16 divisors (see below), whose sum is σ = 1367439840. Its totient is φ = 730468000.

The previous prime is 1004394821. The next prime is 1004394877. The reversal of 1004394875 is 5784934001.

It is not a de Polignac number, because 1004394875 - 2⁸ = 1004394619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1004394877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363860 + ... + 366609.

It is an arithmetic number, because the mean of its divisors is an integer number (85464990).

Almost surely, 2^1004394875 is an apocalyptic number.

1004394875 is a deficient number, since it is larger than the sum of its proper divisors (363044965).

1004394875 is an equidigital number, since it uses as much as digits as its factorization.

1004394875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730495 (or 730485 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 1004394875 is about 31692.1894952053. The cubic root of 1004394875 is about 1001.4628174550.

The spelling of 1004394875 in words is "one billion, four million, three hundred ninety-four thousand, eight hundred seventy-five".