166223662 has 16 divisors (see below), whose sum is σ = 274810032. Its totient is φ = 74776320.

The previous prime is 166223657. The next prime is 166223683. The reversal of 166223662 is 266322661.

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, 36813 + ... + 41080.

It is an arithmetic number, because the mean of its divisors is an integer number (17175627).

Almost surely, 2^166223662 is an apocalyptic number.

166223662 is a deficient number, since it is larger than the sum of its proper divisors (108586370).

166223662 is a wasteful number, since it uses less digits than its factorization.

166223662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78003.

The product of its digits is 31104, while the sum is 34.

The square root of 166223662 is about 12892.7755739406. The cubic root of 166223662 is about 549.8331857742.

The spelling of 166223662 in words is "one hundred sixty-six million, two hundred twenty-three thousand, six hundred sixty-two".