16552232 has 8 divisors (see below), whose sum is σ = 31035450. Its totient is φ = 8276112.

The previous prime is 16552231. The next prime is 16552241. The reversal of 16552232 is 23225561.

It can be written as a sum of positive squares in only one way, i.e., 10666756 + 5885476 = 3266^2 + 2426^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (16552231) 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, 1034507 + ... + 1034522.

Almost surely, 2^16552232 is an apocalyptic number.

It is an amenable number.

16552232 is a deficient number, since it is larger than the sum of its proper divisors (14483218).

16552232 is a wasteful number, since it uses less digits than its factorization.

16552232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069035 (or 2069031 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 16552232 is about 4068.4434369916. The cubic root of 16552232 is about 254.8505185680.

Adding to 16552232 its reverse (23225561), we get a palindrome (39777793).

The spelling of 16552232 in words is "sixteen million, five hundred fifty-two thousand, two hundred thirty-two".