706449 has 4 divisors (see below), whose sum is σ = 941936. Its totient is φ = 470964.

The previous prime is 706427. The next prime is 706463. The reversal of 706449 is 944607.

706449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 706449 - 2⁵ = 706417 is a prime.

It is a D-number.

It is a Duffinian number.

706449 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (706499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117739 + ... + 117744.

It is an arithmetic number, because the mean of its divisors is an integer number (235484).

2⁷⁰⁶⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

706449 is a deficient number, since it is larger than the sum of its proper divisors (235487).

706449 is a wasteful number, since it uses less digits than its factorization.

706449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235486.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 706449 is about 840.5052052189. The cubic root of 706449 is about 89.0622381648.

The spelling of 706449 in words is "seven hundred six thousand, four hundred forty-nine".