16000023 has 8 divisors (see below), whose sum is σ = 22974448. Its totient is φ = 9846144.

The previous prime is 15999989. The next prime is 16000057. The reversal of 16000023 is 32000061.

It is an interprime number because it is at equal distance from previous prime (15999989) and next prime (16000057).

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

It is not a de Polignac number, because 16000023 - 2¹⁰ = 15998999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15999972 and 16000008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16005023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205090 + ... + 205167.

It is an arithmetic number, because the mean of its divisors is an integer number (2871806).

Almost surely, 2^16000023 is an apocalyptic number.

16000023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16000023 is a deficient number, since it is larger than the sum of its proper divisors (6974425).

16000023 is a wasteful number, since it uses less digits than its factorization.

16000023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410273.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 16000023 is about 4000.0028749990. The cubic root of 16000023 is about 251.9843307214.

Adding to 16000023 its reverse (32000061), we get a palindrome (48000084).

The spelling of 16000023 in words is "sixteen million, twenty-three", and thus it is an aban number and an uban number.