16750949 has 2 divisors, whose sum is σ = 16750950. Its totient is φ = 16750948.

The previous prime is 16750927. The next prime is 16750961. The reversal of 16750949 is 94905761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11437924 + 5313025 = 3382^2 + 2305^2 .

It is a cyclic number.

It is not a de Polignac number, because 16750949 - 2¹⁶ = 16685413 is a prime.

It is a nialpdrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16750649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8375474 + 8375475.

It is an arithmetic number, because the mean of its divisors is an integer number (8375475).

Almost surely, 2^16750949 is an apocalyptic number.

It is an amenable number.

16750949 is a deficient number, since it is larger than the sum of its proper divisors (1).

16750949 is an equidigital number, since it uses as much as digits as its factorization.

16750949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 16750949 is about 4092.7923230968. The cubic root of 16750949 is about 255.8663293451.

The spelling of 16750949 in words is "sixteen million, seven hundred fifty thousand, nine hundred forty-nine".