706589136 has 80 divisors (see below), whose sum is σ = 2212566720. Its totient is φ = 214116480.

The previous prime is 706589129. The next prime is 706589153. The reversal of 706589136 is 631985607.

It is a happy number.

It is a super-2 number, since 2×706589136² = 998536414226452992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 706589091 and 706589100.

It is a congruent number.

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, 69595 + ... + 79098.

It is an arithmetic number, because the mean of its divisors is an integer number (27657084).

Almost surely, 2^706589136 is an apocalyptic number.

It is an amenable number.

706589136 is an abundant number, since it is smaller than the sum of its proper divisors (1505977584).

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

706589136 is a wasteful number, since it uses less digits than its factorization.

706589136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148721 (or 148709 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 706589136 is about 26581.7444122842. The cubic root of 706589136 is about 890.6812677138.

The spelling of 706589136 in words is "seven hundred six million, five hundred eighty-nine thousand, one hundred thirty-six".