320461677 has 20 divisors (see below), whose sum is σ = 484104060. Its totient is φ = 211235904.

The previous prime is 320461667. The next prime is 320461681. The reversal of 320461677 is 776164023.

320461677 is a `hidden beast` number, since 32 + 0 + 4 + 616 + 7 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 59768361 + 260693316 = 7731^2 + 16146^2 .

It is not a de Polignac number, because 320461677 - 2⁷ = 320461549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320461667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15018 + ... + 29435.

It is an arithmetic number, because the mean of its divisors is an integer number (24205203).

Almost surely, 2^320461677 is an apocalyptic number.

It is an amenable number.

320461677 is a deficient number, since it is larger than the sum of its proper divisors (163642383).

320461677 is an equidigital number, since it uses as much as digits as its factorization.

320461677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44554 (or 44545 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 320461677 is about 17901.4434334218. The cubic root of 320461677 is about 684.3191608410.

The spelling of 320461677 in words is "three hundred twenty million, four hundred sixty-one thousand, six hundred seventy-seven".