226160290 has 8 divisors (see below), whose sum is σ = 407088540. Its totient is φ = 90464112.

The previous prime is 226160279. The next prime is 226160339. The reversal of 226160290 is 92061622.

It can be written as a sum of positive squares in 2 ways, for example, as 217238121 + 8922169 = 14739^2 + 2987^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×226160290² = 102296953545768200, 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 3 ways as a sum of consecutive naturals, for example, 11308005 + ... + 11308024.

Almost surely, 2^226160290 is an apocalyptic number.

226160290 is a deficient number, since it is larger than the sum of its proper divisors (180928250).

226160290 is a wasteful number, since it uses less digits than its factorization.

226160290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22616036.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 226160290 is about 15038.6265995270. The cubic root of 226160290 is about 609.2639065156.

The spelling of 226160290 in words is "two hundred twenty-six million, one hundred sixty thousand, two hundred ninety".