166875344 has 10 divisors (see below), whose sum is σ = 323321010. Its totient is φ = 83437664.

The previous prime is 166875343. The next prime is 166875361. The reversal of 166875344 is 443578661.

It can be written as a sum of positive squares in only one way, i.e., 114746944 + 52128400 = 10712^2 + 7220^2 .

It is a junction number, because it is equal to n+sod(n) for n = 166875295 and 166875304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166875343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5214839 + ... + 5214870.

It is an arithmetic number, because the mean of its divisors is an integer number (32332101).

Almost surely, 2^166875344 is an apocalyptic number.

It is an amenable number.

166875344 is a deficient number, since it is larger than the sum of its proper divisors (156445666).

166875344 is a wasteful number, since it uses less digits than its factorization.

166875344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10429717 (or 10429711 counting only the distinct ones).

The product of its digits is 483840, while the sum is 44.

The square root of 166875344 is about 12918.0239975005. The cubic root of 166875344 is about 550.5507914825.

The spelling of 166875344 in words is "one hundred sixty-six million, eight hundred seventy-five thousand, three hundred forty-four".