73064471 has 2 divisors, whose sum is σ = 73064472. Its totient is φ = 73064470.

The previous prime is 73064441. The next prime is 73064473. The reversal of 73064471 is 17446037.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73064471 - 2²² = 68870167 is a prime.

It is a super-3 number, since 3×73064471³ (a number of 25 digits) contains 333 as substring.

Together with 73064473, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73064473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36532235 + 36532236.

It is an arithmetic number, because the mean of its divisors is an integer number (36532236).

Almost surely, 2^73064471 is an apocalyptic number.

73064471 is a deficient number, since it is larger than the sum of its proper divisors (1).

73064471 is an equidigital number, since it uses as much as digits as its factorization.

73064471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 73064471 is about 8547.7757925673. The cubic root of 73064471 is about 418.0569182201.

The spelling of 73064471 in words is "seventy-three million, sixty-four thousand, four hundred seventy-one".