164135522 has 8 divisors (see below), whose sum is σ = 250376400. Its totient is φ = 80676724.

The previous prime is 164135507. The next prime is 164135549. The reversal of 164135522 is 225531461.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 695372 + ... + 695607.

It is an arithmetic number, because the mean of its divisors is an integer number (31297050).

Almost surely, 2^164135522 is an apocalyptic number.

164135522 is a deficient number, since it is larger than the sum of its proper divisors (86240878).

164135522 is a wasteful number, since it uses less digits than its factorization.

164135522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391040.

The product of its digits is 7200, while the sum is 29.

The square root of 164135522 is about 12811.5386273468. The cubic root of 164135522 is about 547.5210998033.

Adding to 164135522 its reverse (225531461), we get a palindrome (389666983).

The spelling of 164135522 in words is "one hundred sixty-four million, one hundred thirty-five thousand, five hundred twenty-two".