1000047630 has 16 divisors (see below), whose sum is σ = 2400114384. Its totient is φ = 266679360.

The previous prime is 1000047599. The next prime is 1000047637. The reversal of 1000047630 is 367400001.

1000047630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1000047597 and 1000047606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000047637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16667431 + ... + 16667490.

It is an arithmetic number, because the mean of its divisors is an integer number (150007149).

Almost surely, 2^1000047630 is an apocalyptic number.

1000047630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000047630 is an abundant number, since it is smaller than the sum of its proper divisors (1400066754).

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

1000047630 is a wasteful number, since it uses less digits than its factorization.

1000047630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33334931.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 1000047630 is about 31623.5296891413. The cubic root of 1000047630 is about 1000.0158764146.

Adding to 1000047630 its reverse (367400001), we get a palindrome (1367447631).

It can be divided in two parts, 10000 and 47630, that added together give a triangular number (57630 = T₃₃₉).

The spelling of 1000047630 in words is "one billion, forty-seven thousand, six hundred thirty".