706478 has 8 divisors (see below), whose sum is σ = 1088472. Its totient is φ = 343656.

The previous prime is 706463. The next prime is 706481. The reversal of 706478 is 874607.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×706478² = 998222328968, which contains 22 as substring.

It is a plaindrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 706478.

It is an unprimeable number.

706478 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4700 + ... + 4847.

It is an arithmetic number, because the mean of its divisors is an integer number (136059).

2⁷⁰⁶⁴⁷⁸ is an apocalyptic number.

706478 is a deficient number, since it is larger than the sum of its proper divisors (381994).

706478 is a wasteful number, since it uses less digits than its factorization.

706478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9586.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 706478 is about 840.5224565709. The cubic root of 706478 is about 89.0634568277.

The spelling of 706478 in words is "seven hundred six thousand, four hundred seventy-eight".