947476806 has 16 divisors (see below), whose sum is σ = 1960297200. Its totient is φ = 304935008.

The previous prime is 947476787. The next prime is 947476837. The reversal of 947476806 is 608674749.

947476806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2722461 + ... + 2722808.

It is an arithmetic number, because the mean of its divisors is an integer number (122518575).

Almost surely, 2^947476806 is an apocalyptic number.

947476806 is an abundant number, since it is smaller than the sum of its proper divisors (1012820394).

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

947476806 is a wasteful number, since it uses less digits than its factorization.

947476806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5445303.

The product of its (nonzero) digits is 2032128, while the sum is 51.

The square root of 947476806 is about 30781.1111885195. Note that the first 4 decimals coincide. The cubic root of 947476806 is about 982.1764781141.

It can be divided in two parts, 947 and 476806, that added together give a triangular number (477753 = T₉₇₇).

The spelling of 947476806 in words is "nine hundred forty-seven million, four hundred seventy-six thousand, eight hundred six".