725625543 has 4 divisors (see below), whose sum is σ = 967500728. Its totient is φ = 483750360.

The previous prime is 725625533. The next prime is 725625557. The reversal of 725625543 is 345526527.

It is a happy number.

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

It is not a de Polignac number, because 725625543 - 2⁶ = 725625479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725625533) 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, 120937588 + ... + 120937593.

It is an arithmetic number, because the mean of its divisors is an integer number (241875182).

Almost surely, 2^725625543 is an apocalyptic number.

725625543 is a deficient number, since it is larger than the sum of its proper divisors (241875185).

725625543 is a wasteful number, since it uses less digits than its factorization.

725625543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241875184.

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

The square root of 725625543 is about 26937.4375730135. The cubic root of 725625543 is about 898.6091863834.

The spelling of 725625543 in words is "seven hundred twenty-five million, six hundred twenty-five thousand, five hundred forty-three".