725436255 has 8 divisors (see below), whose sum is σ = 1160698032. Its totient is φ = 386899328.

The previous prime is 725436251. The next prime is 725436277. The reversal of 725436255 is 552634527.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 725436255 - 2² = 725436251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725436251) 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 in 7 ways as a sum of consecutive naturals, for example, 24181194 + ... + 24181223.

It is an arithmetic number, because the mean of its divisors is an integer number (145087254).

Almost surely, 2^725436255 is an apocalyptic number.

725436255 is a deficient number, since it is larger than the sum of its proper divisors (435261777).

725436255 is a wasteful number, since it uses less digits than its factorization.

725436255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48362425.

The product of its digits is 252000, while the sum is 39.

The square root of 725436255 is about 26933.9238693511. The cubic root of 725436255 is about 898.5310419786.

The spelling of 725436255 in words is "seven hundred twenty-five million, four hundred thirty-six thousand, two hundred fifty-five".