16393232 has 10 divisors (see below), whose sum is σ = 31761918. Its totient is φ = 8196608.

The previous prime is 16393231. The next prime is 16393297. The reversal of 16393232 is 23239361.

It can be written as a sum of positive squares in only one way, i.e., 12645136 + 3748096 = 3556^2 + 1936^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16393195 and 16393204.

It is not an unprimeable number, because it can be changed into a prime (16393231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512273 + ... + 512304.

Almost surely, 2^16393232 is an apocalyptic number.

It is an amenable number.

16393232 is a deficient number, since it is larger than the sum of its proper divisors (15368686).

16393232 is a wasteful number, since it uses less digits than its factorization.

16393232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024585 (or 1024579 counting only the distinct ones).

The product of its digits is 5832, while the sum is 29.

The square root of 16393232 is about 4048.8556407953. The cubic root of 16393232 is about 254.0318640663.

The spelling of 16393232 in words is "sixteen million, three hundred ninety-three thousand, two hundred thirty-two".