226442364 has 12 divisors (see below), whose sum is σ = 528365544. Its totient is φ = 75480784.

The previous prime is 226442357. The next prime is 226442407. The reversal of 226442364 is 463244622.

226442364 = 5012² + 5013² + ... + 5020².

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×226442364² = 102552288427816992, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9435087 + ... + 9435110.

It is an arithmetic number, because the mean of its divisors is an integer number (44030462).

Almost surely, 2^226442364 is an apocalyptic number.

It is an amenable number.

226442364 is an abundant number, since it is smaller than the sum of its proper divisors (301923180).

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

226442364 is a wasteful number, since it uses less digits than its factorization.

226442364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18870204 (or 18870202 counting only the distinct ones).

The product of its digits is 55296, while the sum is 33.

The square root of 226442364 is about 15048.0019936203. The cubic root of 226442364 is about 609.5170987802.

Adding to 226442364 its reverse (463244622), we get a palindrome (689686986).

The spelling of 226442364 in words is "two hundred twenty-six million, four hundred forty-two thousand, three hundred sixty-four".