1047000006 has 64 divisors (see below), whose sum is σ = 2536712640. Its totient is φ = 322136352.

The previous prime is 1046999999. The next prime is 1047000013. The reversal of 1047000006 is 6000007401.

It is an interprime number because it is at equal distance from previous prime (1046999999) and next prime (1047000013).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47656 + ... + 66068.

It is an arithmetic number, because the mean of its divisors is an integer number (39636135).

Almost surely, 2^1047000006 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1047000006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1268356320).

1047000006 is an abundant number, since it is smaller than the sum of its proper divisors (1489712634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1047000006 is an equidigital number, since it uses as much as digits as its factorization.

1047000006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18449 (or 18431 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 1047000006 is about 32357.3794674414. The cubic root of 1047000006 is about 1015.4274388567.

Adding to 1047000006 its reverse (6000007401), we get a palindrome (7047007407).

The spelling of 1047000006 in words is "one billion, forty-seven million, six", and thus it is an aban number and an uban number.