708481440 has 288 divisors, whose sum is σ = 2547417600. Its totient is φ = 179066880.

The previous prime is 708481429. The next prime is 708481451. The reversal of 708481440 is 44184807.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (708481429) and next prime (708481451).

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 708481395 and 708481404.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2633626 + ... + 2633894.

It is an arithmetic number, because the mean of its divisors is an integer number (8845200).

Almost surely, 2^708481440 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 708481440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1273708800).

708481440 is an abundant number, since it is smaller than the sum of its proper divisors (1838936160).

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

708481440 is a wasteful number, since it uses less digits than its factorization.

708481440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 36.

The square root of 708481440 is about 26617.3146654579. The cubic root of 708481440 is about 891.4756649536.

The spelling of 708481440 in words is "seven hundred eight million, four hundred eighty-one thousand, four hundred forty".