16673497 has 2 divisors, whose sum is σ = 16673498. Its totient is φ = 16673496.

The previous prime is 16673491. The next prime is 16673509. The reversal of 16673497 is 79437661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15515721 + 1157776 = 3939^2 + 1076^2 .

It is a cyclic number.

It is not a de Polignac number, because 16673497 - 2²³ = 8284889 is a prime.

It is not a weakly prime, because it can be changed into another prime (16673491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8336748 + 8336749.

It is an arithmetic number, because the mean of its divisors is an integer number (8336749).

Almost surely, 2^16673497 is an apocalyptic number.

It is an amenable number.

16673497 is a deficient number, since it is larger than the sum of its proper divisors (1).

16673497 is an equidigital number, since it uses as much as digits as its factorization.

16673497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 43.

The square root of 16673497 is about 4083.3193605203. The cubic root of 16673497 is about 255.4713670245.

The spelling of 16673497 in words is "sixteen million, six hundred seventy-three thousand, four hundred ninety-seven".