16662030 has 64 divisors (see below), whose sum is σ = 49863168. Its totient is φ = 3461760.

The previous prime is 16662011. The next prime is 16662043. The reversal of 16662030 is 3026661.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1297 + ... + 5916.

It is an arithmetic number, because the mean of its divisors is an integer number (779112).

Almost surely, 2^16662030 is an apocalyptic number.

16662030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16662030 is an abundant number, since it is smaller than the sum of its proper divisors (33201138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16662030 is a wasteful number, since it uses less digits than its factorization.

16662030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7241.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 16662030 is about 4081.9149917655. The cubic root of 16662030 is about 255.4127877915.

Adding to 16662030 its reverse (3026661), we get a palindrome (19688691).

The spelling of 16662030 in words is "sixteen million, six hundred sixty-two thousand, thirty".