946782164 has 6 divisors (see below), whose sum is σ = 1656868794. Its totient is φ = 473391080.

The previous prime is 946782163. The next prime is 946782223. The reversal of 946782164 is 461287649.

It can be written as a sum of positive squares in only one way, i.e., 558376900 + 388405264 = 23630^2 + 19708^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946782163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118347767 + ... + 118347774.

It is an arithmetic number, because the mean of its divisors is an integer number (276144799).

Almost surely, 2^946782164 is an apocalyptic number.

It is an amenable number.

946782164 is a deficient number, since it is larger than the sum of its proper divisors (710086630).

946782164 is a wasteful number, since it uses less digits than its factorization.

946782164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236695545 (or 236695543 counting only the distinct ones).

The product of its digits is 580608, while the sum is 47.

The square root of 946782164 is about 30769.8255438668. The cubic root of 946782164 is about 981.9363920843.

The spelling of 946782164 in words is "nine hundred forty-six million, seven hundred eighty-two thousand, one hundred sixty-four".