226551744 has 168 divisors, whose sum is σ = 693155840. Its totient is φ = 70543872.

The previous prime is 226551719. The next prime is 226551769. The reversal of 226551744 is 447155622.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (226551719) and next prime (226551769).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 226551699 and 226551708.

It is a congruent number.

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, 1389807 + ... + 1389969.

Almost surely, 2^226551744 is an apocalyptic number.

226551744 is a gapful number since it is divisible by the number (24) 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 226551744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (346577920).

226551744 is an abundant number, since it is smaller than the sum of its proper divisors (466604096).

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

226551744 is a wasteful number, since it uses less digits than its factorization.

226551744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327 (or 314 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 226551744 is about 15051.6359243771. The cubic root of 226551744 is about 609.6152227170.

The spelling of 226551744 in words is "two hundred twenty-six million, five hundred fifty-one thousand, seven hundred forty-four".