706887572 has 18 divisors (see below), whose sum is σ = 1241571114. Its totient is φ = 352157520.

The previous prime is 706887541. The next prime is 706887607. The reversal of 706887572 is 275788607.

It can be written as a sum of positive squares in only one way, i.e., 632824336 + 74063236 = 25156^2 + 8606^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 706887572.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 437438 + ... + 439050.

It is an arithmetic number, because the mean of its divisors is an integer number (68976173).

Almost surely, 2^706887572 is an apocalyptic number.

It is an amenable number.

706887572 is a deficient number, since it is larger than the sum of its proper divisors (534683542).

706887572 is a wasteful number, since it uses less digits than its factorization.

706887572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279 (or 1946 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 50.

The square root of 706887572 is about 26587.3573715027. The cubic root of 706887572 is about 890.8066465359.

The spelling of 706887572 in words is "seven hundred six million, eight hundred eighty-seven thousand, five hundred seventy-two".