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67296197 is a prime number
BaseRepresentation
bin1000000001011…
…01101111000101
311200122000000202
410000231233011
5114211434242
610402220245
71445002553
oct400555705
9150560022
1067296197
1134a946a1
121a654685
1310c32c47
148d1abd3
155d94932
hex402dbc5

67296197 has 2 divisors, whose sum is σ = 67296198. Its totient is φ = 67296196.

The previous prime is 67296191. The next prime is 67296223. The reversal of 67296197 is 79169276.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62742241 + 4553956 = 7921^2 + 2134^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-67296197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67296191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33648098 + 33648099.

It is an arithmetic number, because the mean of its divisors is an integer number (33648099).

Almost surely, 267296197 is an apocalyptic number.

It is an amenable number.

67296197 is a deficient number, since it is larger than the sum of its proper divisors (1).

67296197 is an equidigital number, since it uses as much as digits as its factorization.

67296197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285768, while the sum is 47.

The square root of 67296197 is about 8203.4259306707. The cubic root of 67296197 is about 406.7524468186.

It can be divided in two parts, 672 and 96197, that added together give a palindrome (96869).

The spelling of 67296197 in words is "sixty-seven million, two hundred ninety-six thousand, one hundred ninety-seven".