164211634 has 8 divisors (see below), whose sum is σ = 250355628. Its totient is φ = 80759760.

The previous prime is 164211631. The next prime is 164211647. The reversal of 164211634 is 436112461.

164211634 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 110145025 + 54066609 = 10495^2 + 7353^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (164211631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672877 + ... + 673120.

Almost surely, 2^164211634 is an apocalyptic number.

164211634 is a deficient number, since it is larger than the sum of its proper divisors (86143994).

164211634 is a wasteful number, since it uses less digits than its factorization.

164211634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346060.

The product of its digits is 3456, while the sum is 28.

The square root of 164211634 is about 12814.5087303416. The cubic root of 164211634 is about 547.6057178589.

The spelling of 164211634 in words is "one hundred sixty-four million, two hundred eleven thousand, six hundred thirty-four".