226187264 has 48 divisors (see below), whose sum is σ = 455527800. Its totient is φ = 112279552.

The previous prime is 226187263. The next prime is 226187281. The reversal of 226187264 is 462781622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226187263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366284 + ... + 366900.

Almost surely, 2^226187264 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 226187264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227763900).

226187264 is an abundant number, since it is smaller than the sum of its proper divisors (229340536).

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

226187264 is an equidigital number, since it uses as much as digits as its factorization.

226187264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818 (or 798 counting only the distinct ones).

The product of its digits is 64512, while the sum is 38.

The square root of 226187264 is about 15039.5233967038. The cubic root of 226187264 is about 609.2881277309.

The spelling of 226187264 in words is "two hundred twenty-six million, one hundred eighty-seven thousand, two hundred sixty-four".