166295026 has 16 divisors (see below), whose sum is σ = 255879000. Its totient is φ = 81023488.

The previous prime is 166294951. The next prime is 166295029. The reversal of 166295026 is 620592661.

It can be written as a sum of positive squares in 4 ways, for example, as 148864401 + 17430625 = 12201^2 + 4175^2 .

It is not an unprimeable number, because it can be changed into a prime (166295029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10530 + ... + 21058.

Almost surely, 2^166295026 is an apocalyptic number.

166295026 is a deficient number, since it is larger than the sum of its proper divisors (89583974).

166295026 is a wasteful number, since it uses less digits than its factorization.

166295026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10733.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 166295026 is about 12895.5428734117. The cubic root of 166295026 is about 549.9118602562.

The spelling of 166295026 in words is "one hundred sixty-six million, two hundred ninety-five thousand, twenty-six".