164243514 has 16 divisors (see below), whose sum is σ = 329962752. Its totient is φ = 54501888.

The previous prime is 164243507. The next prime is 164243539. The reversal of 164243514 is 415342461.

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, 60039 + ... + 62714.

It is an arithmetic number, because the mean of its divisors is an integer number (20622672).

Almost surely, 2^164243514 is an apocalyptic number.

164243514 is an abundant number, since it is smaller than the sum of its proper divisors (165719238).

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

164243514 is a wasteful number, since it uses less digits than its factorization.

164243514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122981.

The product of its digits is 11520, while the sum is 30.

The square root of 164243514 is about 12815.7525725179. The cubic root of 164243514 is about 547.6411529054.

Adding to 164243514 its reverse (415342461), we get a palindrome (579585975).

The spelling of 164243514 in words is "one hundred sixty-four million, two hundred forty-three thousand, five hundred fourteen".