706635 has 24 divisors (see below), whose sum is σ = 1257984. Its totient is φ = 366720.

The previous prime is 706633. The next prime is 706661. The reversal of 706635 is 536607.

It is not a de Polignac number, because 706635 - 2¹ = 706633 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 706599 and 706608.

It is not an unprimeable number, because it can be changed into a prime (706631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1654 + ... + 2036.

It is an arithmetic number, because the mean of its divisors is an integer number (52416).

2⁷⁰⁶⁶³⁵ is an apocalyptic number.

706635 is a deficient number, since it is larger than the sum of its proper divisors (551349).

706635 is a wasteful number, since it uses less digits than its factorization.

706635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435 (or 432 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 706635 is about 840.6158456751. The cubic root of 706635 is about 89.0700538376.

The spelling of 706635 in words is "seven hundred six thousand, six hundred thirty-five".