226420206706 has 16 divisors (see below), whose sum is σ = 349925061528. Its totient is φ = 109810441600.

The previous prime is 226420206673. The next prime is 226420206709. The reversal of 226420206706 is 607602024622.

It can be written as a sum of positive squares in 4 ways, for example, as 200753283025 + 25666923681 = 448055^2 + 160209^2 .

It is a super-2 number, since 2×226420206706² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (226420206709) 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, 7966225 + ... + 7994596.

Almost surely, 2^226420206706 is an apocalyptic number.

226420206706 is a deficient number, since it is larger than the sum of its proper divisors (123504854822).

226420206706 is a wasteful number, since it uses less digits than its factorization.

226420206706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15961037.

The product of its (nonzero) digits is 96768, while the sum is 37.

The spelling of 226420206706 in words is "two hundred twenty-six billion, four hundred twenty million, two hundred six thousand, seven hundred six".