706838 has 24 divisors (see below), whose sum is σ = 1234440. Its totient is φ = 300960.

The previous prime is 706837. The next prime is 706841. The reversal of 706838 is 838607.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706837) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7898 + ... + 7986.

It is an arithmetic number, because the mean of its divisors is an integer number (51435).

2⁷⁰⁶⁸³⁸ is an apocalyptic number.

706838 is a deficient number, since it is larger than the sum of its proper divisors (527602).

706838 is a wasteful number, since it uses less digits than its factorization.

706838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 706838 is about 840.7365818138. The cubic root of 706838 is about 89.0785822810.

Subtracting 706838 from its reverse (838607), we obtain a square (131769 = 363²).

The spelling of 706838 in words is "seven hundred six thousand, eight hundred thirty-eight".