166800532 has 12 divisors (see below), whose sum is σ = 309071700. Its totient is φ = 78494336.

The previous prime is 166800527. The next prime is 166800533. The reversal of 166800532 is 235008661.

It can be written as a sum of positive squares in 2 ways, for example, as 100280196 + 66520336 = 10014^2 + 8156^2 .

It is a junction number, because it is equal to n+sod(n) for n = 166800494 and 166800503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166800533) 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, 1226407 + ... + 1226542.

It is an arithmetic number, because the mean of its divisors is an integer number (25755975).

Almost surely, 2^166800532 is an apocalyptic number.

It is an amenable number.

166800532 is a deficient number, since it is larger than the sum of its proper divisors (142271168).

166800532 is a wasteful number, since it uses less digits than its factorization.

166800532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2452970 (or 2452968 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 166800532 is about 12915.1280287886. The cubic root of 166800532 is about 550.4685065838.

The spelling of 166800532 in words is "one hundred sixty-six million, eight hundred thousand, five hundred thirty-two".