226502540 has 48 divisors (see below), whose sum is σ = 520279200. Its totient is φ = 82145280.

The previous prime is 226502539. The next prime is 226502561. The reversal of 226502540 is 45205622.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97634 + ... + 99926.

It is an arithmetic number, because the mean of its divisors is an integer number (10839150).

Almost surely, 2^226502540 is an apocalyptic number.

226502540 is a gapful number since it is divisible by the number (20) 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 226502540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260139600).

226502540 is an abundant number, since it is smaller than the sum of its proper divisors (293776660).

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

226502540 is a wasteful number, since it uses less digits than its factorization.

226502540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2762 (or 2760 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 226502540 is about 15050.0013289036. The cubic root of 226502540 is about 609.5710861050.

The spelling of 226502540 in words is "two hundred twenty-six million, five hundred two thousand, five hundred forty".