725245134 has 16 divisors (see below), whose sum is σ = 1455218688. Its totient is φ = 240960312.

The previous prime is 725245111. The next prime is 725245139. The reversal of 725245134 is 431542527.

It is a junction number, because it is equal to n+sod(n) for n = 725245095 and 725245104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725245139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195022 + ... + 198705.

It is an arithmetic number, because the mean of its divisors is an integer number (90951168).

Almost surely, 2^725245134 is an apocalyptic number.

725245134 is an abundant number, since it is smaller than the sum of its proper divisors (729973554).

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

725245134 is a wasteful number, since it uses less digits than its factorization.

725245134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394039.

The product of its digits is 33600, while the sum is 33.

The square root of 725245134 is about 26930.3756750625. The cubic root of 725245134 is about 898.4521270575.

The spelling of 725245134 in words is "seven hundred twenty-five million, two hundred forty-five thousand, one hundred thirty-four".