710404640 has 96 divisors (see below), whose sum is σ = 1842632064. Its totient is φ = 256675840.

The previous prime is 710404631. The next prime is 710404679. The reversal of 710404640 is 46404017.

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, 292712 + ... + 295128.

It is an arithmetic number, because the mean of its divisors is an integer number (19194084).

Almost surely, 2^710404640 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 710404640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (921316032).

710404640 is an abundant number, since it is smaller than the sum of its proper divisors (1132227424).

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

710404640 is a wasteful number, since it uses less digits than its factorization.

710404640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610 (or 2602 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 710404640 is about 26653.4170417228. The cubic root of 710404640 is about 892.2815844369.

Adding to 710404640 its reverse (46404017), we get a palindrome (756808657).

The spelling of 710404640 in words is "seven hundred ten million, four hundred four thousand, six hundred forty".