706870540 has 48 divisors (see below), whose sum is σ = 1601443872. Its totient is φ = 261088256.

The previous prime is 706870519. The next prime is 706870573. The reversal of 706870540 is 45078607.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 706870540.

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, 1594 + ... + 37633.

It is an arithmetic number, because the mean of its divisors is an integer number (33363414).

Almost surely, 2^706870540 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 706870540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (800721936).

706870540 is an abundant number, since it is smaller than the sum of its proper divisors (894573332).

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

706870540 is a wasteful number, since it uses less digits than its factorization.

706870540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39306 (or 39304 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 706870540 is about 26587.0370669618. The cubic root of 706870540 is about 890.7994920079.

The spelling of 706870540 in words is "seven hundred six million, eight hundred seventy thousand, five hundred forty".