427073593 has 2 divisors, whose sum is σ = 427073594. Its totient is φ = 427073592.

The previous prime is 427073587. The next prime is 427073693. The reversal of 427073593 is 395370724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 381538089 + 45535504 = 19533^2 + 6748^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427073593 is a prime.

It is not a weakly prime, because it can be changed into another prime (427073503) 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, 213536796 + 213536797.

It is an arithmetic number, because the mean of its divisors is an integer number (213536797).

Almost surely, 2^427073593 is an apocalyptic number.

It is an amenable number.

427073593 is a deficient number, since it is larger than the sum of its proper divisors (1).

427073593 is an equidigital number, since it uses as much as digits as its factorization.

427073593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 40.

The square root of 427073593 is about 20665.7589504959. The cubic root of 427073593 is about 753.0680797715.

The spelling of 427073593 in words is "four hundred twenty-seven million, seventy-three thousand, five hundred ninety-three".