164619412 has 12 divisors (see below), whose sum is σ = 288712116. Its totient is φ = 82130240.

The previous prime is 164619409. The next prime is 164619421. The reversal of 164619412 is 214916461.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 68657796 + 95961616 = 8286^2 + 9796^2 .

It is a super-3 number, since 3×164619412³ (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 3 ways as a sum of consecutive naturals, for example, 42793 + ... + 46480.

It is an arithmetic number, because the mean of its divisors is an integer number (24059343).

Almost surely, 2^164619412 is an apocalyptic number.

It is an amenable number.

164619412 is a deficient number, since it is larger than the sum of its proper divisors (124092704).

164619412 is a wasteful number, since it uses less digits than its factorization.

164619412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89738 (or 89736 counting only the distinct ones).

The product of its digits is 10368, while the sum is 34.

The square root of 164619412 is about 12830.4096583079. The cubic root of 164619412 is about 548.0586232061.

The spelling of 164619412 in words is "one hundred sixty-four million, six hundred nineteen thousand, four hundred twelve".