47782966 has 32 divisors (see below), whose sum is σ = 92252160. Its totient is φ = 18014400.

The previous prime is 47782963. The next prime is 47783003. The reversal of 47782966 is 66928774.

47782966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47782963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231 + ... + 9778.

It is an arithmetic number, because the mean of its divisors is an integer number (2882880).

Almost surely, 2^47782966 is an apocalyptic number.

47782966 is a deficient number, since it is larger than the sum of its proper divisors (44469194).

47782966 is a wasteful number, since it uses less digits than its factorization.

47782966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10060.

The product of its digits is 1016064, while the sum is 49.

The square root of 47782966 is about 6912.5224050270. The cubic root of 47782966 is about 362.8755451697.

It can be divided in two parts, 4778 and 2966, that added together give a square (7744 = 88²).

The spelling of 47782966 in words is "forty-seven million, seven hundred eighty-two thousand, nine hundred sixty-six".