725527223 has 2 divisors, whose sum is σ = 725527224. Its totient is φ = 725527222.

The previous prime is 725527211. The next prime is 725527277. The reversal of 725527223 is 322725527.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 725527223 - 2¹⁰ = 725526199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (725527823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362763611 + 362763612.

It is an arithmetic number, because the mean of its divisors is an integer number (362763612).

Almost surely, 2^725527223 is an apocalyptic number.

725527223 is a deficient number, since it is larger than the sum of its proper divisors (1).

725527223 is an equidigital number, since it uses as much as digits as its factorization.

725527223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58800, while the sum is 35.

The square root of 725527223 is about 26935.6125417634. The cubic root of 725527223 is about 898.5685983019.

The spelling of 725527223 in words is "seven hundred twenty-five million, five hundred twenty-seven thousand, two hundred twenty-three".