16328212 has 6 divisors (see below), whose sum is σ = 28574378. Its totient is φ = 8164104.

The previous prime is 16328173. The next prime is 16328219. The reversal of 16328212 is 21282361.

It can be written as a sum of positive squares in only one way, i.e., 14243076 + 2085136 = 3774^2 + 1444^2 .

It is a super-2 number, since 2×16328212² = 533221014233888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16328219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2041023 + ... + 2041030.

Almost surely, 2^16328212 is an apocalyptic number.

It is an amenable number.

16328212 is a deficient number, since it is larger than the sum of its proper divisors (12246166).

16328212 is a wasteful number, since it uses less digits than its factorization.

16328212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4082057 (or 4082055 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 16328212 is about 4040.8182339719. The cubic root of 16328212 is about 253.6955659888.

The spelling of 16328212 in words is "sixteen million, three hundred twenty-eight thousand, two hundred twelve".