16662532 has 6 divisors (see below), whose sum is σ = 29159438. Its totient is φ = 8331264.

The previous prime is 16662517. The next prime is 16662551. The reversal of 16662532 is 23526661.

It can be written as a sum of positive squares in only one way, i.e., 16273156 + 389376 = 4034^2 + 624^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16662494 and 16662503.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2082813 + ... + 2082820.

Almost surely, 2^16662532 is an apocalyptic number.

It is an amenable number.

16662532 is a deficient number, since it is larger than the sum of its proper divisors (12496906).

16662532 is a wasteful number, since it uses less digits than its factorization.

16662532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4165637 (or 4165635 counting only the distinct ones).

The product of its digits is 12960, while the sum is 31.

The square root of 16662532 is about 4081.9764820489. The cubic root of 16662532 is about 255.4153528238.

The spelling of 16662532 in words is "sixteen million, six hundred sixty-two thousand, five hundred thirty-two".