16797550 has 48 divisors (see below), whose sum is σ = 38961792. Its totient is φ = 5234400.

The previous prime is 16797541. The next prime is 16797551. The reversal of 16797550 is 5579761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16797551) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1669 + ... + 6031.

It is an arithmetic number, because the mean of its divisors is an integer number (811704).

Almost surely, 2^16797550 is an apocalyptic number.

16797550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16797550 is an abundant number, since it is smaller than the sum of its proper divisors (22164242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16797550 is a wasteful number, since it uses less digits than its factorization.

16797550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4393 (or 4388 counting only the distinct ones).

The product of its (nonzero) digits is 66150, while the sum is 40.

The square root of 16797550 is about 4098.4814260894. The cubic root of 16797550 is about 256.1033823170.

It can be divided in two parts, 1679 and 7550, that added together give a palindrome (9229).

The spelling of 16797550 in words is "sixteen million, seven hundred ninety-seven thousand, five hundred fifty".