16327401 has 16 divisors (see below), whose sum is σ = 23248896. Its totient is φ = 10167696.

The previous prime is 16327393. The next prime is 16327417. The reversal of 16327401 is 10472361.

It is not a de Polignac number, because 16327401 - 2³ = 16327393 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16320401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216 + ... + 5718.

It is an arithmetic number, because the mean of its divisors is an integer number (1453056).

Almost surely, 2^16327401 is an apocalyptic number.

It is an amenable number.

16327401 is a deficient number, since it is larger than the sum of its proper divisors (6921495).

16327401 is a wasteful number, since it uses less digits than its factorization.

16327401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5572.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 16327401 is about 4040.7178817631. The cubic root of 16327401 is about 253.6913656818.

Adding to 16327401 its reverse (10472361), we get a palindrome (26799762).

The spelling of 16327401 in words is "sixteen million, three hundred twenty-seven thousand, four hundred one".