70007 has 8 divisors (see below), whose sum is σ = 81696. Its totient is φ = 58752.
The previous prime is 70003. The next prime is 70009.
70007 is nontrivially palindromic in base 10.
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 70007 - 22 = 70003 is a prime.
It is a Duffinian number.
It is a plaindrome in base 16.
It is a zygodrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 69973 and 70000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443 + ... + 579.
It is an arithmetic number, because the mean of its divisors is an integer number (10212).
270007 is an apocalyptic number.
70007 is a deficient number, since it is larger than the sum of its proper divisors (11689).
70007 is a wasteful number, since it uses less digits than its factorization.
70007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 217.
The product of its (nonzero) digits is 49, while the sum is 14.
The square root of 70007 is about 264.5883595323. The cubic root of 70007 is about 41.2142267141.
Multiplying 70007 by its product of nonzero digits (49), we get a palindrome (3430343).
It can be divided in two parts, 7000 and 7, that added together give a palindrome (7007).
The spelling of 70007 in words is "seventy thousand, seven", and thus it is an iban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •