16427793 has 8 divisors (see below), whose sum is σ = 22071456. Its totient is φ = 10868000.

The previous prime is 16427759. The next prime is 16427809. The reversal of 16427793 is 39772461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16427793 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16427713) 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 7 ways as a sum of consecutive naturals, for example, 20508 + ... + 21293.

It is an arithmetic number, because the mean of its divisors is an integer number (2758932).

Almost surely, 2^16427793 is an apocalyptic number.

It is an amenable number.

16427793 is a deficient number, since it is larger than the sum of its proper divisors (5643663).

16427793 is a wasteful number, since it uses less digits than its factorization.

16427793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41935.

The product of its digits is 63504, while the sum is 39.

The square root of 16427793 is about 4053.1213897440. The cubic root of 16427793 is about 254.2102594881.

The spelling of 16427793 in words is "sixteen million, four hundred twenty-seven thousand, seven hundred ninety-three".