724982250 has 64 divisors (see below), whose sum is σ = 1813383936. Its totient is φ = 192920000.

The previous prime is 724982249. The next prime is 724982267. The reversal of 724982250 is 52289427.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 724982199 and 724982208.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 556600 + ... + 557900.

It is an arithmetic number, because the mean of its divisors is an integer number (28334124).

Almost surely, 2^724982250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 724982250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (906691968).

724982250 is an abundant number, since it is smaller than the sum of its proper divisors (1088401686).

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

724982250 is a wasteful number, since it uses less digits than its factorization.

724982250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064 (or 2054 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 724982250 is about 26925.4944244298. The cubic root of 724982250 is about 898.3435581424.

The spelling of 724982250 in words is "seven hundred twenty-four million, nine hundred eighty-two thousand, two hundred fifty".