725734 has 4 divisors (see below), whose sum is σ = 1088604. Its totient is φ = 362866.

The previous prime is 725731. The next prime is 725737. The reversal of 725734 is 437527.

725734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (725731) and next prime (725737).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181432 + ... + 181435.

It is an arithmetic number, because the mean of its divisors is an integer number (272151).

2⁷²⁵⁷³⁴ is an apocalyptic number.

725734 is a deficient number, since it is larger than the sum of its proper divisors (362870).

725734 is a wasteful number, since it uses less digits than its factorization.

725734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362869.

The product of its digits is 5880, while the sum is 28.

The square root of 725734 is about 851.9002289001. The cubic root of 725734 is about 89.8653954929.

The spelling of 725734 in words is "seven hundred twenty-five thousand, seven hundred thirty-four".