16551484 has 6 divisors (see below), whose sum is σ = 28965104. Its totient is φ = 8275740.

The previous prime is 16551443. The next prime is 16551499. The reversal of 16551484 is 48415561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2068932 + ... + 2068939.

Almost surely, 2^16551484 is an apocalyptic number.

It is an amenable number.

16551484 is a deficient number, since it is larger than the sum of its proper divisors (12413620).

16551484 is a wasteful number, since it uses less digits than its factorization.

16551484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4137875 (or 4137873 counting only the distinct ones).

The product of its digits is 19200, while the sum is 34.

The square root of 16551484 is about 4068.3515089038. The cubic root of 16551484 is about 254.8466795880.

The spelling of 16551484 in words is "sixteen million, five hundred fifty-one thousand, four hundred eighty-four".