166244526 has 24 divisors (see below), whose sum is σ = 411653424. Its totient is φ = 47498400.

The previous prime is 166244521. The next prime is 166244527. The reversal of 166244526 is 625442661.

166244526 is a `hidden beast` number, since 1 + 6 + 624 + 4 + 5 + 26 = 666.

166244526 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166244521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 659575 + ... + 659826.

It is an arithmetic number, because the mean of its divisors is an integer number (17152226).

Almost surely, 2^166244526 is an apocalyptic number.

166244526 is an abundant number, since it is smaller than the sum of its proper divisors (245408898).

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

166244526 is a wasteful number, since it uses less digits than its factorization.

166244526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319416 (or 1319413 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 166244526 is about 12893.5846838651. The cubic root of 166244526 is about 549.8561893978.

The spelling of 166244526 in words is "one hundred sixty-six million, two hundred forty-four thousand, five hundred twenty-six".