709628448 has 96 divisors (see below), whose sum is σ = 1909801152. Its totient is φ = 230630400.

The previous prime is 709628431. The next prime is 709628461. The reversal of 709628448 is 844826907.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 709628397 and 709628406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1073238 + ... + 1073898.

It is an arithmetic number, because the mean of its divisors is an integer number (19893762).

Almost surely, 2^709628448 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 709628448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (954900576).

709628448 is an abundant number, since it is smaller than the sum of its proper divisors (1200172704).

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

709628448 is a wasteful number, since it uses less digits than its factorization.

709628448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938 (or 930 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 48.

The square root of 709628448 is about 26638.8522275266. The cubic root of 709628448 is about 891.9564954283.

The spelling of 709628448 in words is "seven hundred nine million, six hundred twenty-eight thousand, four hundred forty-eight".