226021392 has 120 divisors (see below), whose sum is σ = 675956736. Its totient is φ = 70253568.

The previous prime is 226021387. The next prime is 226021421. The reversal of 226021392 is 293120622.

226021392 is a `hidden beast` number, since 22 + 602 + 1 + 39 + 2 = 666.

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 23 ways as a sum of consecutive naturals, for example, 310533 + ... + 311259.

Almost surely, 2^226021392 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 226021392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337978368).

226021392 is an abundant number, since it is smaller than the sum of its proper divisors (449935344).

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

226021392 is a wasteful number, since it uses less digits than its factorization.

226021392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885 (or 876 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 226021392 is about 15034.0078488738. The cubic root of 226021392 is about 609.1391530078.

The spelling of 226021392 in words is "two hundred twenty-six million, twenty-one thousand, three hundred ninety-two".