73064291 has 4 divisors (see below), whose sum is σ = 76909800. Its totient is φ = 69218784.

The previous prime is 73064287. The next prime is 73064297. The reversal of 73064291 is 19246037.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 73064291 - 2² = 73064287 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (73064297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1922726 + ... + 1922763.

It is an arithmetic number, because the mean of its divisors is an integer number (19227450).

Almost surely, 2^73064291 is an apocalyptic number.

73064291 is a deficient number, since it is larger than the sum of its proper divisors (3845509).

73064291 is a wasteful number, since it uses less digits than its factorization.

73064291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3845508.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 73064291 is about 8547.7652635060. The cubic root of 73064291 is about 418.0565749146.

The spelling of 73064291 in words is "seventy-three million, sixty-four thousand, two hundred ninety-one".