16316461 has 6 divisors (see below), whose sum is σ = 18980430. Its totient is φ = 13985496.

The previous prime is 16316441. The next prime is 16316471. The reversal of 16316461 is 16461361.

It can be written as a sum of positive squares in only one way, i.e., 15093225 + 1223236 = 3885^2 + 1106^2 .

It is not a de Polignac number, because 16316461 - 2⁵ = 16316429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16316411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166446 + ... + 166543.

It is an arithmetic number, because the mean of its divisors is an integer number (3163405).

Almost surely, 2^16316461 is an apocalyptic number.

It is an amenable number.

16316461 is a deficient number, since it is larger than the sum of its proper divisors (2663969).

16316461 is an equidigital number, since it uses as much as digits as its factorization.

16316461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333003 (or 332996 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 16316461 is about 4039.3639350769. The cubic root of 16316461 is about 253.6346919621.

The spelling of 16316461 in words is "sixteen million, three hundred sixteen thousand, four hundred sixty-one".