164401206 has 16 divisors (see below), whose sum is σ = 335798784. Its totient is φ = 53634344.

The previous prime is 164401189. The next prime is 164401213. The reversal of 164401206 is 602104461.

It is a super-3 number, since 3×164401206³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291210 + ... + 291773.

It is an arithmetic number, because the mean of its divisors is an integer number (20987424).

Almost surely, 2^164401206 is an apocalyptic number.

164401206 is an abundant number, since it is smaller than the sum of its proper divisors (171397578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164401206 is a wasteful number, since it uses less digits than its factorization.

164401206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583035.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 164401206 is about 12821.9033688450. The cubic root of 164401206 is about 547.8163622705.

Adding to 164401206 its reverse (602104461), we get a palindrome (766505667).

The spelling of 164401206 in words is "one hundred sixty-four million, four hundred one thousand, two hundred six".