226212472 has 16 divisors (see below), whose sum is σ = 449098560. Its totient is φ = 106452864.

The previous prime is 226212463. The next prime is 226212479. The reversal of 226212472 is 274212622.

It is a self number, because there is not a number n which added to its sum of digits gives 226212472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226212479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 831528 + ... + 831799.

It is an arithmetic number, because the mean of its divisors is an integer number (28068660).

Almost surely, 2^226212472 is an apocalyptic number.

It is an amenable number.

226212472 is a deficient number, since it is larger than the sum of its proper divisors (222886088).

226212472 is a wasteful number, since it uses less digits than its factorization.

226212472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663350 (or 1663346 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 226212472 is about 15040.3614318274. The cubic root of 226212472 is about 609.3107614318.

The spelling of 226212472 in words is "two hundred twenty-six million, two hundred twelve thousand, four hundred seventy-two".