16000046 has 4 divisors (see below), whose sum is σ = 24000072. Its totient is φ = 8000022.

The previous prime is 15999989. The next prime is 16000057. The reversal of 16000046 is 64000061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64000061 = 1823 ⋅35107.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 15999988 and 16000033.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 4000010 + ... + 4000013.

It is an arithmetic number, because the mean of its divisors is an integer number (6000018).

Almost surely, 2^16000046 is an apocalyptic number.

16000046 is a deficient number, since it is larger than the sum of its proper divisors (8000026).

16000046 is an equidigital number, since it uses as much as digits as its factorization.

16000046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8000025.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 16000046 is about 4000.0057499959. The cubic root of 16000046 is about 251.9844514636.

The spelling of 16000046 in words is "sixteen million, forty-six", and thus it is an aban number and an uban number.