725969282 has 4 divisors (see below), whose sum is σ = 1088953926. Its totient is φ = 362984640.

The previous prime is 725969269. The next prime is 725969287. The reversal of 725969282 is 282969527.

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

It can be written as a sum of positive squares in only one way, i.e., 478253161 + 247716121 = 21869^2 + 15739^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 725969282.

It is not an unprimeable number, because it can be changed into a prime (725969287) 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 as a sum of consecutive naturals, namely, 181492319 + ... + 181492322.

Almost surely, 2^725969282 is an apocalyptic number.

725969282 is a deficient number, since it is larger than the sum of its proper divisors (362984644).

725969282 is a wasteful number, since it uses less digits than its factorization.

725969282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362984643.

The product of its digits is 1088640, while the sum is 50.

The square root of 725969282 is about 26943.8171386313. The cubic root of 725969282 is about 898.7510585764.

The spelling of 725969282 in words is "seven hundred twenty-five million, nine hundred sixty-nine thousand, two hundred eighty-two".