201226072 has 16 divisors (see below), whose sum is σ = 379409400. Its totient is φ = 100050240.

The previous prime is 201226061. The next prime is 201226079. The reversal of 201226072 is 270622102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201226079) by changing a digit.

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, 68829 + ... + 71692.

Almost surely, 2^201226072 is an apocalyptic number.

It is an amenable number.

201226072 is a deficient number, since it is larger than the sum of its proper divisors (178183328).

201226072 is a wasteful number, since it uses less digits than its factorization.

201226072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140706 (or 140702 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 201226072 is about 14185.4175828560. The cubic root of 201226072 is about 585.9961327192.

Adding to 201226072 its reverse (270622102), we get a palindrome (471848174).

The spelling of 201226072 in words is "two hundred one million, two hundred twenty-six thousand, seventy-two".