164274134 has 16 divisors (see below), whose sum is σ = 248507136. Its totient is φ = 81441600.

The previous prime is 164274127. The next prime is 164274137. The reversal of 164274134 is 431472461.

It is a super-2 number, since 2×164274134² = 53971982202899912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 164274134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164274137) 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 7 ways as a sum of consecutive naturals, for example, 174104 + ... + 175044.

It is an arithmetic number, because the mean of its divisors is an integer number (15531696).

Almost surely, 2^164274134 is an apocalyptic number.

164274134 is a deficient number, since it is larger than the sum of its proper divisors (84233002).

164274134 is a wasteful number, since it uses less digits than its factorization.

164274134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1591.

The product of its digits is 16128, while the sum is 32.

The square root of 164274134 is about 12816.9471404075. The cubic root of 164274134 is about 547.6751831282.

The spelling of 164274134 in words is "one hundred sixty-four million, two hundred seventy-four thousand, one hundred thirty-four".