725358984 has 64 divisors (see below), whose sum is σ = 2079267840. Its totient is φ = 206564160.

The previous prime is 725358983. The next prime is 725359021. The reversal of 725358984 is 489853527.

It is a super-2 number, since 2×725358984² = 1052291311339024512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (725358983) 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 in 15 ways as a sum of consecutive naturals, for example, 45307 + ... + 59189.

It is an arithmetic number, because the mean of its divisors is an integer number (32488560).

Almost surely, 2^725358984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 725358984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1039633920).

725358984 is an abundant number, since it is smaller than the sum of its proper divisors (1353908856).

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

725358984 is a wasteful number, since it uses less digits than its factorization.

725358984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14210 (or 14206 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 51.

The square root of 725358984 is about 26932.4893762162. The cubic root of 725358984 is about 898.4991380234.

The spelling of 725358984 in words is "seven hundred twenty-five million, three hundred fifty-eight thousand, nine hundred eighty-four".