70790 has 8 divisors (see below), whose sum is σ = 127440. Its totient is φ = 28312.
The previous prime is 70783. The next prime is 70793. The reversal of 70790 is 9707.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×707902 = 10022448200, which contains 22 as substring.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70793) 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, 3530 + ... + 3549.
It is an arithmetic number, because the mean of its divisors is an integer number (15930).
270790 is an apocalyptic number.
70790 is a deficient number, since it is larger than the sum of its proper divisors (56650).
70790 is a wasteful number, since it uses less digits than its factorization.
70790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7086.
The product of its (nonzero) digits is 441, while the sum is 23.
The square root of 70790 is about 266.0639020987. The cubic root of 70790 is about 41.3673122143.
It can be divided in two parts, 707 and 90, that added together give a palindrome (797).
The spelling of 70790 in words is "seventy thousand, seven hundred ninety".
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