73995197 has 2 divisors, whose sum is σ = 73995198. Its totient is φ = 73995196.

The previous prime is 73995193. The next prime is 73995281. The reversal of 73995197 is 79159937.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43811161 + 30184036 = 6619^2 + 5494^2 .

It is a cyclic number.

It is not a de Polignac number, because 73995197 - 2² = 73995193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73995193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36997598 + 36997599.

It is an arithmetic number, because the mean of its divisors is an integer number (36997599).

Almost surely, 2^73995197 is an apocalyptic number.

It is an amenable number.

73995197 is a deficient number, since it is larger than the sum of its proper divisors (1).

73995197 is an equidigital number, since it uses as much as digits as its factorization.

73995197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 535815, while the sum is 50.

The square root of 73995197 is about 8602.0460938081. The cubic root of 73995197 is about 419.8245620267.

The spelling of 73995197 in words is "seventy-three million, nine hundred ninety-five thousand, one hundred ninety-seven".