492172964 has 24 divisors (see below), whose sum is σ = 886894008. Its totient is φ = 238809600.

The previous prime is 492172963. The next prime is 492172973. The reversal of 492172964 is 469271294.

It can be written as a sum of positive squares in 4 ways, for example, as 259854400 + 232318564 = 16120^2 + 15242^2 .

It is not an unprimeable number, because it can be changed into a prime (492172963) 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 7 ways as a sum of consecutive naturals, for example, 55202 + ... + 63494.

It is an arithmetic number, because the mean of its divisors is an integer number (36953917).

Almost surely, 2^492172964 is an apocalyptic number.

It is an amenable number.

492172964 is a deficient number, since it is larger than the sum of its proper divisors (394721044).

492172964 is a wasteful number, since it uses less digits than its factorization.

492172964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8735 (or 8733 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 492172964 is about 22184.9715798781. The cubic root of 492172964 is about 789.5371769657.

The spelling of 492172964 in words is "four hundred ninety-two million, one hundred seventy-two thousand, nine hundred sixty-four".