164485828 has 24 divisors (see below), whose sum is σ = 312445952. Its totient is φ = 75315744.

The previous prime is 164485823. The next prime is 164485901. The reversal of 164485828 is 828584461.

It is a super-2 number, since 2×164485828² = 54111175225691168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (164485823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5850 + ... + 19057.

Almost surely, 2^164485828 is an apocalyptic number.

It is an amenable number.

164485828 is a deficient number, since it is larger than the sum of its proper divisors (147960124).

164485828 is a wasteful number, since it uses less digits than its factorization.

164485828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25051 (or 25049 counting only the distinct ones).

The product of its digits is 491520, while the sum is 46.

The square root of 164485828 is about 12825.2028443998. The cubic root of 164485828 is about 547.9103383952.

It can be divided in two parts, 16 and 4485828, that added together give a palindrome (4485844).

The spelling of 164485828 in words is "one hundred sixty-four million, four hundred eighty-five thousand, eight hundred twenty-eight".