164219704 has 32 divisors (see below), whose sum is σ = 336461040. Its totient is φ = 74521600.

The previous prime is 164219689. The next prime is 164219723. The reversal of 164219704 is 407912461.

164219704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×164219704² = 53936222363695232, 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 164219704.

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, 71112 + ... + 73384.

Almost surely, 2^164219704 is an apocalyptic number.

It is an amenable number.

164219704 is an abundant number, since it is smaller than the sum of its proper divisors (172241336).

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

164219704 is a wasteful number, since it uses less digits than its factorization.

164219704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111 (or 3107 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 164219704 is about 12814.8236039362. The cubic root of 164219704 is about 547.6146882053.

The spelling of 164219704 in words is "one hundred sixty-four million, two hundred nineteen thousand, seven hundred four".