1004340634 has 16 divisors (see below), whose sum is σ = 1649540736. Its totient is φ = 454831200.

The previous prime is 1004340629. The next prime is 1004340647. The reversal of 1004340634 is 4360434001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1004340599 and 1004340608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78267 + ... + 90190.

It is an arithmetic number, because the mean of its divisors is an integer number (103096296).

Almost surely, 2^1004340634 is an apocalyptic number.

1004340634 is a deficient number, since it is larger than the sum of its proper divisors (645200102).

1004340634 is a wasteful number, since it uses less digits than its factorization.

1004340634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168741.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1004340634 is about 31691.3337365280. Note that the first 3 decimals coincide. The cubic root of 1004340634 is about 1001.4447895778. Note that the first 3 decimals are identical.

Adding to 1004340634 its reverse (4360434001), we get a palindrome (5364774635).

The spelling of 1004340634 in words is "one billion, four million, three hundred forty thousand, six hundred thirty-four".