16461673 has 4 divisors (see below), whose sum is σ = 16477828. Its totient is φ = 16445520.

The previous prime is 16461671. The next prime is 16461677. The reversal of 16461673 is 37616461.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14953689 + 1507984 = 3867^2 + 1228^2 .

It is a cyclic number.

It is not a de Polignac number, because 16461673 - 2¹ = 16461671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16461671) 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, 6438 + ... + 8623.

It is an arithmetic number, because the mean of its divisors is an integer number (4119457).

Almost surely, 2^16461673 is an apocalyptic number.

It is an amenable number.

16461673 is a deficient number, since it is larger than the sum of its proper divisors (16155).

16461673 is a wasteful number, since it uses less digits than its factorization.

16461673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16154.

The product of its digits is 18144, while the sum is 34.

The square root of 16461673 is about 4057.2987319151. The cubic root of 16461673 is about 254.3848970587.

The spelling of 16461673 in words is "sixteen million, four hundred sixty-one thousand, six hundred seventy-three".