226270690 has 32 divisors (see below), whose sum is σ = 417291264. Its totient is φ = 88297920.

The previous prime is 226270657. The next prime is 226270721. The reversal of 226270690 is 96072622.

It is a super-2 number, since 2×226270690² = 102396850306152200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202012 + ... + 203128.

It is an arithmetic number, because the mean of its divisors is an integer number (13040352).

Almost surely, 2^226270690 is an apocalyptic number.

226270690 is a deficient number, since it is larger than the sum of its proper divisors (191020574).

226270690 is a wasteful number, since it uses less digits than its factorization.

226270690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 226270690 is about 15042.2966996400. The cubic root of 226270690 is about 609.3630276499.

The spelling of 226270690 in words is "two hundred twenty-six million, two hundred seventy thousand, six hundred ninety".