164226747 has 16 divisors (see below), whose sum is σ = 237931520. Its totient is φ = 100375200.

The previous prime is 164226737. The next prime is 164226767. The reversal of 164226747 is 747622461.

It is not a de Polignac number, because 164226747 - 2⁴ = 164226731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164226737) 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 15 ways as a sum of consecutive naturals, for example, 44704 + ... + 48237.

It is an arithmetic number, because the mean of its divisors is an integer number (14870720).

Almost surely, 2^164226747 is an apocalyptic number.

164226747 is a deficient number, since it is larger than the sum of its proper divisors (73704773).

164226747 is a wasteful number, since it uses less digits than its factorization.

164226747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92994.

The product of its digits is 112896, while the sum is 39.

The square root of 164226747 is about 12815.0983999344. The cubic root of 164226747 is about 547.6225167322.

The spelling of 164226747 in words is "one hundred sixty-four million, two hundred twenty-six thousand, seven hundred forty-seven".