725298 has 24 divisors (see below), whose sum is σ = 1688112. Its totient is φ = 207144.

The previous prime is 725293. The next prime is 725303. The reversal of 725298 is 892527.

It is an interprime number because it is at equal distance from previous prime (725293) and next prime (725303).

It is an alternating number because its digits alternate between odd and even.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 725298.

It is not an unprimeable number, because it can be changed into a prime (725293) by changing a digit.

725298 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 940 + ... + 1527.

It is an arithmetic number, because the mean of its divisors is an integer number (70338).

2⁷²⁵²⁹⁸ is an apocalyptic number.

725298 is an abundant number, since it is smaller than the sum of its proper divisors (962814).

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

725298 is a wasteful number, since it uses less digits than its factorization.

725298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486 (or 2479 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 725298 is about 851.6442919435. The cubic root of 725298 is about 89.8473957109.

The spelling of 725298 in words is "seven hundred twenty-five thousand, two hundred ninety-eight".