16616346 has 8 divisors (see below), whose sum is σ = 33232704. Its totient is φ = 5538780.

The previous prime is 16616329. The next prime is 16616381. The reversal of 16616346 is 64361661.

It is a sphenic number, since it is the product of 3 distinct primes.

16616346 is an admirable number.

It is a super-2 number, since 2×16616346² = 552205908783432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1384690 + ... + 1384701.

It is an arithmetic number, because the mean of its divisors is an integer number (4154088).

Almost surely, 2^16616346 is an apocalyptic number.

16616346 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16616346 is a wasteful number, since it uses less digits than its factorization.

16616346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769396.

The product of its digits is 15552, while the sum is 33.

The square root of 16616346 is about 4076.3152478679. The cubic root of 16616346 is about 255.1791436295.

The spelling of 16616346 in words is "sixteen million, six hundred sixteen thousand, three hundred forty-six".