1000000004 has 18 divisors (see below), whose sum is σ = 1793736042. Its totient is φ = 487801600.

The previous prime is 999999937. The next prime is 1000000007. The reversal of 1000000004 is 4000000001.

It can be written as a sum of positive squares in 3 ways, for example, as 179292100 + 820707904 = 13390^2 + 28648^2 .

It is not an unprimeable number, because it can be changed into a prime (1000000007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67637 + ... + 81084.

Almost surely, 2^1000000004 is an apocalyptic number.

It is an amenable number.

1000000004 is a deficient number, since it is larger than the sum of its proper divisors (793736038).

1000000004 is a wasteful number, since it uses less digits than its factorization.

1000000004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148807 (or 148764 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 5.

The square root of 1000000004 is about 31622.7766649293. The cubic root of 1000000004 is about 1000.0000013333. Note that the first 5 decimals are identical.

Adding to 1000000004 its reverse (4000000001), we get a palindrome (5000000005).

It can be divided in two parts, 100000000 and 4, that multiplied together give a square (400000000 = 20000²).

The spelling of 1000000004 in words is "one billion, four", and thus it is an aban number.