70000026 has 16 divisors (see below), whose sum is σ = 144828000. Its totient is φ = 22528688.

The previous prime is 69999989. The next prime is 70000027. The reversal of 70000026 is 62000007.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (70000027) 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, 200976 + ... + 201323.

It is an arithmetic number, because the mean of its divisors is an integer number (9051750).

Almost surely, 2^70000026 is an apocalyptic number.

70000026 is an abundant number, since it is smaller than the sum of its proper divisors (74827974).

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

70000026 is a wasteful number, since it uses less digits than its factorization.

70000026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402333.

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 70000026 is about 8366.6018191378. The cubic root of 70000026 is about 412.1285810063.

The spelling of 70000026 in words is "seventy million, twenty-six", and thus it is an aban number and an uban number.