16806352 has 20 divisors (see below), whose sum is σ = 33010660. Its totient is φ = 8287488.

The previous prime is 16806337. The next prime is 16806359. The reversal of 16806352 is 25360861.

It can be written as a sum of positive squares in 2 ways, for example, as 7096896 + 9709456 = 2664^2 + 3116^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16806359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6027 + ... + 8362.

It is an arithmetic number, because the mean of its divisors is an integer number (1650533).

Almost surely, 2^16806352 is an apocalyptic number.

It is an amenable number.

16806352 is a deficient number, since it is larger than the sum of its proper divisors (16204308).

16806352 is a wasteful number, since it uses less digits than its factorization.

16806352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14470 (or 14464 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 16806352 is about 4099.5550978124. Note that the first 3 decimals coincide. The cubic root of 16806352 is about 256.1481076558.

The spelling of 16806352 in words is "sixteen million, eight hundred six thousand, three hundred fifty-two".