166736492 has 12 divisors (see below), whose sum is σ = 314234256. Its totient is φ = 76955280.

The previous prime is 166736489. The next prime is 166736497. The reversal of 166736492 is 294637661.

It is not an unprimeable number, because it can be changed into a prime (166736497) 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 3 ways as a sum of consecutive naturals, for example, 1603184 + ... + 1603287.

It is an arithmetic number, because the mean of its divisors is an integer number (26186188).

Almost surely, 2^166736492 is an apocalyptic number.

It is an amenable number.

166736492 is a deficient number, since it is larger than the sum of its proper divisors (147497764).

166736492 is a wasteful number, since it uses less digits than its factorization.

166736492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3206488 (or 3206486 counting only the distinct ones).

The product of its digits is 326592, while the sum is 44.

The square root of 166736492 is about 12912.6485277034. The cubic root of 166736492 is about 550.3980501427.

The spelling of 166736492 in words is "one hundred sixty-six million, seven hundred thirty-six thousand, four hundred ninety-two".