706388125 has 20 divisors (see below), whose sum is σ = 890886700. Its totient is φ = 559872000.

The previous prime is 706388107. The next prime is 706388141. The reversal of 706388125 is 521883607.

It can be written as a sum of positive squares in 10 ways, for example, as 632874649 + 73513476 = 25157^2 + 8574^2 .

It is not a de Polignac number, because 706388125 - 2²¹ = 704290973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 62941 + ... + 73309.

It is an arithmetic number, because the mean of its divisors is an integer number (44544335).

Almost surely, 2^706388125 is an apocalyptic number.

It is an amenable number.

706388125 is a deficient number, since it is larger than the sum of its proper divisors (184498575).

706388125 is a wasteful number, since it uses less digits than its factorization.

706388125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10498 (or 10483 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 706388125 is about 26577.9631461856. The cubic root of 706388125 is about 890.5967991481.

The spelling of 706388125 in words is "seven hundred six million, three hundred eighty-eight thousand, one hundred twenty-five".