226512984 has 64 divisors (see below), whose sum is σ = 598348800. Its totient is φ = 71259264.

The previous prime is 226512973. The next prime is 226512989. The reversal of 226512984 is 489215622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226512989) 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, 143769 + ... + 145335.

It is an arithmetic number, because the mean of its divisors is an integer number (9349200).

Almost surely, 2^226512984 is an apocalyptic number.

226512984 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 226512984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299174400).

226512984 is an abundant number, since it is smaller than the sum of its proper divisors (371835816).

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

226512984 is a wasteful number, since it uses less digits than its factorization.

226512984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1912 (or 1908 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 226512984 is about 15050.3483016175. The cubic root of 226512984 is about 609.5804550398.

The spelling of 226512984 in words is "two hundred twenty-six million, five hundred twelve thousand, nine hundred eighty-four".