16423043 has 8 divisors (see below), whose sum is σ = 20213088. Its totient is φ = 12993984.

The previous prime is 16423039. The next prime is 16423051. The reversal of 16423043 is 34032461.

It is a happy number.

16423043 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 16423043 - 2² = 16423039 is a prime.

16423043 is strictly pandigital in base 8.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (16423243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90146 + ... + 90327.

It is an arithmetic number, because the mean of its divisors is an integer number (2526636).

Almost surely, 2^16423043 is an apocalyptic number.

16423043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16423043 is a deficient number, since it is larger than the sum of its proper divisors (3790045).

16423043 is a wasteful number, since it uses less digits than its factorization.

16423043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180493.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 16423043 is about 4052.5353792410. The cubic root of 16423043 is about 254.1857559911.

The spelling of 16423043 in words is "sixteen million, four hundred twenty-three thousand, forty-three".