16321461 has 16 divisors (see below), whose sum is σ = 24245760. Its totient is φ = 9696960.

The previous prime is 16321457. The next prime is 16321463. The reversal of 16321461 is 16412361.

It is not a de Polignac number, because 16321461 - 2² = 16321457 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16321463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6085 + ... + 8346.

It is an arithmetic number, because the mean of its divisors is an integer number (1515360).

Almost surely, 2^16321461 is an apocalyptic number.

It is an amenable number.

16321461 is a deficient number, since it is larger than the sum of its proper divisors (7924299).

16321461 is a wasteful number, since it uses less digits than its factorization.

16321461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14476.

The product of its digits is 864, while the sum is 24.

The square root of 16321461 is about 4039.9827969931. The cubic root of 16321461 is about 253.6605971700.

The spelling of 16321461 in words is "sixteen million, three hundred twenty-one thousand, four hundred sixty-one".