16461816 has 32 divisors (see below), whose sum is σ = 47034240. Its totient is φ = 4703328.

The previous prime is 16461811. The next prime is 16461817. The reversal of 16461816 is 61816461.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16461811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48826 + ... + 49161.

It is an arithmetic number, because the mean of its divisors is an integer number (1469820).

Almost surely, 2^16461816 is an apocalyptic number.

It is an amenable number.

16461816 is an abundant number, since it is smaller than the sum of its proper divisors (30572424).

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

16461816 is a wasteful number, since it uses less digits than its factorization.

16461816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98003 (or 97999 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 16461816 is about 4057.3163544392. The cubic root of 16461816 is about 254.3856336573.

The spelling of 16461816 in words is "sixteen million, four hundred sixty-one thousand, eight hundred sixteen".