860424073 has 4 divisors (see below), whose sum is σ = 881410068. Its totient is φ = 839438080.

The previous prime is 860424067. The next prime is 860424119. The reversal of 860424073 is 370424068.

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

It can be written as a sum of positive squares in 2 ways, for example, as 229007689 + 631416384 = 15133^2 + 25128^2 .

It is a cyclic number.

It is not a de Polignac number, because 860424073 - 2⁹ = 860423561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (860424053) 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 in 3 ways as a sum of consecutive naturals, for example, 10492936 + ... + 10493017.

It is an arithmetic number, because the mean of its divisors is an integer number (220352517).

Almost surely, 2^860424073 is an apocalyptic number.

It is an amenable number.

860424073 is a deficient number, since it is larger than the sum of its proper divisors (20985995).

860424073 is a wasteful number, since it uses less digits than its factorization.

860424073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20985994.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 860424073 is about 29332.9860907477. The cubic root of 860424073 is about 951.1248257296.

The spelling of 860424073 in words is "eight hundred sixty million, four hundred twenty-four thousand, seventy-three".