16552799 has 4 divisors (see below), whose sum is σ = 16683264. Its totient is φ = 16422336.

The previous prime is 16552787. The next prime is 16552829. The reversal of 16552799 is 99725561.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16552799 - 2¹² = 16548703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16552769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65042 + ... + 65295.

It is an arithmetic number, because the mean of its divisors is an integer number (4170816).

Almost surely, 2^16552799 is an apocalyptic number.

16552799 is a deficient number, since it is larger than the sum of its proper divisors (130465).

16552799 is a wasteful number, since it uses less digits than its factorization.

16552799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130464.

The product of its digits is 170100, while the sum is 44.

The square root of 16552799 is about 4068.5131190645. The cubic root of 16552799 is about 254.8534285198.

The spelling of 16552799 in words is "sixteen million, five hundred fifty-two thousand, seven hundred ninety-nine".