73864547 has 2 divisors, whose sum is σ = 73864548. Its totient is φ = 73864546.

The previous prime is 73864517. The next prime is 73864577. The reversal of 73864547 is 74546837.

It is a balanced prime because it is at equal distance from previous prime (73864517) and next prime (73864577).

It is a cyclic number.

It is not a de Polignac number, because 73864547 - 2⁸ = 73864291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73864498 and 73864507.

It is not a weakly prime, because it can be changed into another prime (73864517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36932273 + 36932274.

It is an arithmetic number, because the mean of its divisors is an integer number (36932274).

Almost surely, 2^73864547 is an apocalyptic number.

73864547 is a deficient number, since it is larger than the sum of its proper divisors (1).

73864547 is an equidigital number, since it uses as much as digits as its factorization.

73864547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 44.

The square root of 73864547 is about 8594.4486152400. The cubic root of 73864547 is about 419.5773279941.

The spelling of 73864547 in words is "seventy-three million, eight hundred sixty-four thousand, five hundred forty-seven".