16700039 has 4 divisors (see below), whose sum is σ = 17088456. Its totient is φ = 16311624.

The previous prime is 16700029. The next prime is 16700051. The reversal of 16700039 is 93000761.

It is a happy number.

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 16700039 - 2⁴ = 16700023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16699990 and 16700017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16700029) 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, 194144 + ... + 194229.

It is an arithmetic number, because the mean of its divisors is an integer number (4272114).

Almost surely, 2^16700039 is an apocalyptic number.

16700039 is a deficient number, since it is larger than the sum of its proper divisors (388417).

16700039 is an equidigital number, since it uses as much as digits as its factorization.

16700039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388416.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 16700039 is about 4086.5681200734. The cubic root of 16700039 is about 255.6068540232.

The spelling of 16700039 in words is "sixteen million, seven hundred thousand, thirty-nine".