164251466 has 16 divisors (see below), whose sum is σ = 259985760. Its totient is φ = 77610960.

The previous prime is 164251463. The next prime is 164251469. The reversal of 164251466 is 664152461.

It is an interprime number because it is at equal distance from previous prime (164251463) and next prime (164251469).

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (164251463) 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, 10865 + ... + 21131.

It is an arithmetic number, because the mean of its divisors is an integer number (16249110).

Almost surely, 2^164251466 is an apocalyptic number.

164251466 is a deficient number, since it is larger than the sum of its proper divisors (95734294).

164251466 is a wasteful number, since it uses less digits than its factorization.

164251466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10709.

The product of its digits is 34560, while the sum is 35.

The square root of 164251466 is about 12816.0628119559. The cubic root of 164251466 is about 547.6499909452.

The spelling of 164251466 in words is "one hundred sixty-four million, two hundred fifty-one thousand, four hundred sixty-six".