70266 has 24 divisors (see below), whose sum is σ = 164160. Its totient is φ = 19992.

The previous prime is 70249. The next prime is 70271. The reversal of 70266 is 66207.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

70266 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 175 + ... + 413.

It is an arithmetic number, because the mean of its divisors is an integer number (6840).

2⁷⁰²⁶⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82080).

70266 is an abundant number, since it is smaller than the sum of its proper divisors (93894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70266 is a wasteful number, since it uses less digits than its factorization.

70266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 70266 is about 265.0773472027. The cubic root of 70266 is about 41.2649899607.

The spelling of 70266 in words is "seventy thousand, two hundred sixty-six".