16375669 has 2 divisors, whose sum is σ = 16375670. Its totient is φ = 16375668.

The previous prime is 16375649. The next prime is 16375703. The reversal of 16375669 is 96657361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16305444 + 70225 = 4038^2 + 265^2 .

It is a cyclic number.

It is not a de Polignac number, because 16375669 - 2⁹ = 16375157 is a prime.

It is a super-2 number, since 2×16375669² = 536325070395122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16375649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8187834 + 8187835.

It is an arithmetic number, because the mean of its divisors is an integer number (8187835).

Almost surely, 2^16375669 is an apocalyptic number.

It is an amenable number.

16375669 is a deficient number, since it is larger than the sum of its proper divisors (1).

16375669 is an equidigital number, since it uses as much as digits as its factorization.

16375669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 43.

The square root of 16375669 is about 4046.6861751314. The cubic root of 16375669 is about 253.9411120639.

The spelling of 16375669 in words is "sixteen million, three hundred seventy-five thousand, six hundred sixty-nine".