226261672 has 64 divisors (see below), whose sum is σ = 544884480. Its totient is φ = 85612032.

The previous prime is 226261621. The next prime is 226261681. The reversal of 226261672 is 276162622.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9988 + ... + 23500.

It is an arithmetic number, because the mean of its divisors is an integer number (8513820).

Almost surely, 2^226261672 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 226261672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272442240).

226261672 is an abundant number, since it is smaller than the sum of its proper divisors (318622808).

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

226261672 is a wasteful number, since it uses less digits than its factorization.

226261672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13562 (or 13558 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 226261672 is about 15041.9969418957. The cubic root of 226261672 is about 609.3549321710.

The spelling of 226261672 in words is "two hundred twenty-six million, two hundred sixty-one thousand, six hundred seventy-two".