16552745 has 16 divisors (see below), whose sum is σ = 22040640. Its totient is φ = 11832000.

The previous prime is 16552741. The next prime is 16552769. The reversal of 16552745 is 54725561.

It is not a de Polignac number, because 16552745 - 2² = 16552741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16552741) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 695 + ... + 5795.

It is an arithmetic number, because the mean of its divisors is an integer number (1377540).

Almost surely, 2^16552745 is an apocalyptic number.

It is an amenable number.

16552745 is a deficient number, since it is larger than the sum of its proper divisors (5487895).

16552745 is a wasteful number, since it uses less digits than its factorization.

16552745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5176.

The product of its digits is 42000, while the sum is 35.

The square root of 16552745 is about 4068.5064827280. The cubic root of 16552745 is about 254.8531513844.

The spelling of 16552745 in words is "sixteen million, five hundred fifty-two thousand, seven hundred forty-five".