16445132 has 12 divisors (see below), whose sum is σ = 31395336. Its totient is φ = 7475040.

The previous prime is 16445119. The next prime is 16445167. The reversal of 16445132 is 23154461.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186833 + ... + 186920.

It is an arithmetic number, because the mean of its divisors is an integer number (2616278).

Almost surely, 2^16445132 is an apocalyptic number.

It is an amenable number.

16445132 is a deficient number, since it is larger than the sum of its proper divisors (14950204).

16445132 is a wasteful number, since it uses less digits than its factorization.

16445132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373768 (or 373766 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 16445132 is about 4055.2597943905. The cubic root of 16445132 is about 254.2996649214.

Adding to 16445132 its reverse (23154461), we get a palindrome (39599593).

It can be divided in two parts, 1644 and 5132, that added together give a palindrome (6776).

The spelling of 16445132 in words is "sixteen million, four hundred forty-five thousand, one hundred thirty-two".