785580223 has 2 divisors, whose sum is σ = 785580224. Its totient is φ = 785580222.

The previous prime is 785580079. The next prime is 785580227. The reversal of 785580223 is 322085587.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-785580223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (785580227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392790111 + 392790112.

It is an arithmetic number, because the mean of its divisors is an integer number (392790112).

Almost surely, 2^785580223 is an apocalyptic number.

785580223 is a deficient number, since it is larger than the sum of its proper divisors (1).

785580223 is an equidigital number, since it uses as much as digits as its factorization.

785580223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 785580223 is about 28028.2040630505. The cubic root of 785580223 is about 922.7063594380.

The spelling of 785580223 in words is "seven hundred eighty-five million, five hundred eighty thousand, two hundred twenty-three".