226890468 has 72 divisors (see below), whose sum is σ = 657296640. Its totient is φ = 64644480.

The previous prime is 226890451. The next prime is 226890481. The reversal of 226890468 is 864098622.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107568 + ... + 109656.

It is an arithmetic number, because the mean of its divisors is an integer number (9129120).

Almost surely, 2^226890468 is an apocalyptic number.

226890468 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226890468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328648320).

226890468 is an abundant number, since it is smaller than the sum of its proper divisors (430406172).

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

226890468 is a wasteful number, since it uses less digits than its factorization.

226890468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2537 (or 2532 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 226890468 is about 15062.8837876417. The cubic root of 226890468 is about 609.9188891526.

The spelling of 226890468 in words is "two hundred twenty-six million, eight hundred ninety thousand, four hundred sixty-eight".