70070 has 48 divisors (see below), whose sum is σ = 172368. Its totient is φ = 20160.
The previous prime is 70067. The next prime is 70079. The reversal of 70070 is 7007.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70079) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5384 + ... + 5396.
It is an arithmetic number, because the mean of its divisors is an integer number (3591).
270070 is an apocalyptic number.
70070 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
70070 is an abundant number, since it is smaller than the sum of its proper divisors (102298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86184).
70070 is a wasteful number, since it uses less digits than its factorization.
70070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45 (or 38 counting only the distinct ones).
The product of its (nonzero) digits is 49, while the sum is 14.
The square root of 70070 is about 264.7073856166. The cubic root of 70070 is about 41.2265860391.
70070 divided by its sum of digits (14) gives a palindrome (5005).
Adding to 70070 its reverse (7007), we get a palindrome (77077).
The spelling of 70070 in words is "seventy thousand, seventy", and thus it is an iban number.
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