70446166 has 16 divisors (see below), whose sum is σ = 121443840. Its totient is φ = 30021480.

The previous prime is 70446163. The next prime is 70446193. The reversal of 70446166 is 66164407.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70446161) 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 7 ways as a sum of consecutive naturals, for example, 11550 + ... + 16561.

It is an arithmetic number, because the mean of its divisors is an integer number (7590240).

Almost surely, 2^70446166 is an apocalyptic number.

70446166 is a deficient number, since it is larger than the sum of its proper divisors (50997674).

70446166 is a wasteful number, since it uses less digits than its factorization.

70446166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28299.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 70446166 is about 8393.2214316078. The cubic root of 70446166 is about 413.0022844978.

The spelling of 70446166 in words is "seventy million, four hundred forty-six thousand, one hundred sixty-six".