725511234 has 16 divisors (see below), whose sum is σ = 1658311488. Its totient is φ = 207288912.

The previous prime is 725511229. The next prime is 725511239. The reversal of 725511234 is 432115527.

725511234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (725511229) and next prime (725511239).

It is not an unprimeable number, because it can be changed into a prime (725511239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8636997 + ... + 8637080.

It is an arithmetic number, because the mean of its divisors is an integer number (103644468).

Almost surely, 2^725511234 is an apocalyptic number.

725511234 is an abundant number, since it is smaller than the sum of its proper divisors (932800254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

725511234 is a wasteful number, since it uses less digits than its factorization.

725511234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17274089.

The product of its digits is 8400, while the sum is 30.

The square root of 725511234 is about 26935.3157397496. The cubic root of 725511234 is about 898.5619974382.

The spelling of 725511234 in words is "seven hundred twenty-five million, five hundred eleven thousand, two hundred thirty-four".