16488452 has 12 divisors (see below), whose sum is σ = 29141196. Its totient is φ = 8162400.

The previous prime is 16488431. The next prime is 16488463. The reversal of 16488452 is 25488461.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16273156 + 215296 = 4034^2 + 464^2 .

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 20003 + ... + 20810.

It is an arithmetic number, because the mean of its divisors is an integer number (2428433).

Almost surely, 2^16488452 is an apocalyptic number.

It is an amenable number.

16488452 is a deficient number, since it is larger than the sum of its proper divisors (12652744).

16488452 is a wasteful number, since it uses less digits than its factorization.

16488452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40918 (or 40916 counting only the distinct ones).

The product of its digits is 61440, while the sum is 38.

The square root of 16488452 is about 4060.5974929806. The cubic root of 16488452 is about 254.5227624020.

Subtracting 16488452 from its reverse (25488461), we obtain a palindrome (9000009).

The spelling of 16488452 in words is "sixteen million, four hundred eighty-eight thousand, four hundred fifty-two".