706445 has 8 divisors (see below), whose sum is σ = 884736. Its totient is φ = 540496.

The previous prime is 706427. The next prime is 706463. The reversal of 706445 is 544607.

706445 = 14² + 15² + ... + 128².

It is an interprime number because it is at equal distance from previous prime (706427) and next prime (706463).

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

It is a cyclic number.

It is not a de Polignac number, because 706445 - 2¹⁰ = 705421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2957 + ... + 3186.

It is an arithmetic number, because the mean of its divisors is an integer number (110592).

2⁷⁰⁶⁴⁴⁵ is an apocalyptic number.

It is an amenable number.

706445 is a deficient number, since it is larger than the sum of its proper divisors (178291).

706445 is a wasteful number, since it uses less digits than its factorization.

706445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6171.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 706445 is about 840.5028256942. The cubic root of 706445 is about 89.0620700708.

It can be divided in two parts, 70644 and 5, that multiplied together give a triangular number (353220 = T₈₄₀).

The spelling of 706445 in words is "seven hundred six thousand, four hundred forty-five".