162664276 has 12 divisors (see below), whose sum is σ = 284754708. Its totient is φ = 81305792.

The previous prime is 162664273. The next prime is 162664319. The reversal of 162664276 is 672466261.

It can be written as a sum of positive squares in 2 ways, for example, as 86974276 + 75690000 = 9326^2 + 8700^2 .

It is a super-3 number, since 3×162664276³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162664273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15630 + ... + 23866.

It is an arithmetic number, because the mean of its divisors is an integer number (23729559).

Almost surely, 2^162664276 is an apocalyptic number.

It is an amenable number.

162664276 is a deficient number, since it is larger than the sum of its proper divisors (122090432).

162664276 is a wasteful number, since it uses less digits than its factorization.

162664276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13178 (or 13176 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 162664276 is about 12753.9905911836. The cubic root of 162664276 is about 545.8802664278.

The spelling of 162664276 in words is "one hundred sixty-two million, six hundred sixty-four thousand, two hundred seventy-six".