1004394671 has 16 divisors (see below), whose sum is σ = 1216434240. Its totient is φ = 810942720.

The previous prime is 1004394661. The next prime is 1004394683. The reversal of 1004394671 is 1764934001.

It is not a de Polignac number, because 1004394671 - 2⁶ = 1004394607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004394661) 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, 52016 + ... + 68661.

It is an arithmetic number, because the mean of its divisors is an integer number (76027140).

Almost surely, 2^1004394671 is an apocalyptic number.

1004394671 is a deficient number, since it is larger than the sum of its proper divisors (212039569).

1004394671 is a wasteful number, since it uses less digits than its factorization.

1004394671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120754.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 1004394671 is about 31692.1862767465. The cubic root of 1004394671 is about 1001.4627496535.

The spelling of 1004394671 in words is "one billion, four million, three hundred ninety-four thousand, six hundred seventy-one".