16342423 has 4 divisors (see below), whose sum is σ = 17303760. Its totient is φ = 15381088.

The previous prime is 16342421. The next prime is 16342427. The reversal of 16342423 is 32424361.

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

It is a cyclic number.

It is not a de Polignac number, because 16342423 - 2¹ = 16342421 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16342421) 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, 480643 + ... + 480676.

It is an arithmetic number, because the mean of its divisors is an integer number (4325940).

Almost surely, 2^16342423 is an apocalyptic number.

16342423 is a deficient number, since it is larger than the sum of its proper divisors (961337).

16342423 is an equidigital number, since it uses as much as digits as its factorization.

16342423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961336.

The product of its digits is 3456, while the sum is 25.

The square root of 16342423 is about 4042.5762825208. The cubic root of 16342423 is about 253.7691446159.

Adding to 16342423 its reverse (32424361), we get a palindrome (48766784).

The spelling of 16342423 in words is "sixteen million, three hundred forty-two thousand, four hundred twenty-three".