16328552 has 16 divisors (see below), whose sum is σ = 31268160. Its totient is φ = 7990384.

The previous prime is 16328549. The next prime is 16328573. The reversal of 16328552 is 25582361.

It is a super-2 number, since 2×16328552² = 533243220833408, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21338 + ... + 22089.

It is an arithmetic number, because the mean of its divisors is an integer number (1954260).

Almost surely, 2^16328552 is an apocalyptic number.

It is an amenable number.

16328552 is a deficient number, since it is larger than the sum of its proper divisors (14939608).

16328552 is a wasteful number, since it uses less digits than its factorization.

16328552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43480 (or 43476 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 16328552 is about 4040.8603044401. The cubic root of 16328552 is about 253.6973268653.

The spelling of 16328552 in words is "sixteen million, three hundred twenty-eight thousand, five hundred fifty-two".