70970 has 16 divisors (see below), whose sum is σ = 131328. Its totient is φ = 27600.
The previous prime is 70969. The next prime is 70979. The reversal of 70970 is 7907.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (70979) 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, 395 + ... + 545.
It is an arithmetic number, because the mean of its divisors is an integer number (8208).
270970 is an apocalyptic number.
70970 is a deficient number, since it is larger than the sum of its proper divisors (60358).
70970 is a wasteful number, since it uses less digits than its factorization.
70970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205.
The product of its (nonzero) digits is 441, while the sum is 23.
The square root of 70970 is about 266.4019519448. The cubic root of 70970 is about 41.4023445349.
The spelling of 70970 in words is "seventy thousand, nine hundred seventy".
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