164027270 has 16 divisors (see below), whose sum is σ = 322090128. Its totient is φ = 59646240.

The previous prime is 164027263. The next prime is 164027273. The reversal of 164027270 is 72720461.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164027273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 745469 + ... + 745688.

It is an arithmetic number, because the mean of its divisors is an integer number (20130633).

Almost surely, 2^164027270 is an apocalyptic number.

164027270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164027270 is a deficient number, since it is larger than the sum of its proper divisors (158062858).

164027270 is a wasteful number, since it uses less digits than its factorization.

164027270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491175.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 164027270 is about 12807.3131452307. The cubic root of 164027270 is about 547.4007048023.

The spelling of 164027270 in words is "one hundred sixty-four million, twenty-seven thousand, two hundred seventy".