166960240 has 40 divisors (see below), whose sum is σ = 389082240. Its totient is φ = 66629376.

The previous prime is 166960207. The next prime is 166960253. The reversal of 166960240 is 42069661.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 166960196 and 166960205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36142 + ... + 40498.

It is an arithmetic number, because the mean of its divisors is an integer number (9727056).

Almost surely, 2^166960240 is an apocalyptic number.

166960240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166960240 is an abundant number, since it is smaller than the sum of its proper divisors (222122000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166960240 is a wasteful number, since it uses less digits than its factorization.

166960240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4849 (or 4843 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 166960240 is about 12921.3095311582. The cubic root of 166960240 is about 550.6441378791.

The spelling of 166960240 in words is "one hundred sixty-six million, nine hundred sixty thousand, two hundred forty".