226239168 has 112 divisors (see below), whose sum is σ = 623173760. Its totient is φ = 72382464.

The previous prime is 226239163. The next prime is 226239199. The reversal of 226239168 is 861932622.

It is a happy number.

It is a super-2 number, since 2×226239168² = 102368322274664448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (226239161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 552948 + ... + 553356.

Almost surely, 2^226239168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226239168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (311586880).

226239168 is an abundant number, since it is smaller than the sum of its proper divisors (396934592).

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

226239168 is a wasteful number, since it uses less digits than its factorization.

226239168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 524 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

The square root of 226239168 is about 15041.2488843181. The cubic root of 226239168 is about 609.3347293414.

It can be divided in two parts, 2262 and 39168, that multiplied together give a triangular number (88598016 = T₁₃₃₁₁).

The spelling of 226239168 in words is "two hundred twenty-six million, two hundred thirty-nine thousand, one hundred sixty-eight".