725934133 has 4 divisors (see below), whose sum is σ = 726559488. Its totient is φ = 725308780.

The previous prime is 725934071. The next prime is 725934149. The reversal of 725934133 is 331439527.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-725934133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 725934092 and 725934101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725934173) 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, 310933 + ... + 313258.

It is an arithmetic number, because the mean of its divisors is an integer number (181639872).

Almost surely, 2^725934133 is an apocalyptic number.

It is an amenable number.

725934133 is a deficient number, since it is larger than the sum of its proper divisors (625355).

725934133 is a wasteful number, since it uses less digits than its factorization.

725934133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625354.

The product of its digits is 68040, while the sum is 37.

The square root of 725934133 is about 26943.1648660658. The cubic root of 725934133 is about 898.7365535040.

The spelling of 725934133 in words is "seven hundred twenty-five million, nine hundred thirty-four thousand, one hundred thirty-three".