706774770 has 96 divisors (see below), whose sum is σ = 1998897264. Its totient is φ = 172224000.

The previous prime is 706774763. The next prime is 706774781. The reversal of 706774770 is 77477607.

It can be written as a sum of positive squares in 8 ways, for example, as 163558521 + 543216249 = 12789^2 + 23307^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 115180 + ... + 121160.

Almost surely, 2^706774770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 706774770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (999448632).

706774770 is an abundant number, since it is smaller than the sum of its proper divisors (1292122494).

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

706774770 is a wasteful number, since it uses less digits than its factorization.

706774770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6108 (or 6105 counting only the distinct ones).

The product of its (nonzero) digits is 403368, while the sum is 45.

The square root of 706774770 is about 26585.2359402733. The cubic root of 706774770 is about 890.7592603504.

The spelling of 706774770 in words is "seven hundred six million, seven hundred seventy-four thousand, seven hundred seventy".