725934134 has 4 divisors (see below), whose sum is σ = 1088901204. Its totient is φ = 362967066.

The previous prime is 725934071. The next prime is 725934149. The reversal of 725934134 is 431439527.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 181483532 + ... + 181483535.

It is an arithmetic number, because the mean of its divisors is an integer number (272225301).

Almost surely, 2^725934134 is an apocalyptic number.

725934134 is a deficient number, since it is larger than the sum of its proper divisors (362967070).

725934134 is a wasteful number, since it uses less digits than its factorization.

725934134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362967069.

The product of its digits is 90720, while the sum is 38.

The square root of 725934134 is about 26943.1648846233. The cubic root of 725934134 is about 898.7365539167.

The spelling of 725934134 in words is "seven hundred twenty-five million, nine hundred thirty-four thousand, one hundred thirty-four".