164346442 has 8 divisors (see below), whose sum is σ = 265482756. Its totient is φ = 75852192.

The previous prime is 164346419. The next prime is 164346467. The reversal of 164346442 is 244643461.

It can be written as a sum of positive squares in 2 ways, for example, as 119443041 + 44903401 = 10929^2 + 6701^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 164346398 and 164346407.

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, 3160483 + ... + 3160534.

Almost surely, 2^164346442 is an apocalyptic number.

164346442 is a deficient number, since it is larger than the sum of its proper divisors (101136314).

164346442 is a wasteful number, since it uses less digits than its factorization.

164346442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6321032.

The product of its digits is 55296, while the sum is 34.

The square root of 164346442 is about 12819.7676265992. The cubic root of 164346442 is about 547.7555274632.

The spelling of 164346442 in words is "one hundred sixty-four million, three hundred forty-six thousand, four hundred forty-two".