9945227262 has 32 divisors (see below), whose sum is σ = 20440524672. Its totient is φ = 3223507104.

The previous prime is 9945227177. The next prime is 9945227263. The reversal of 9945227262 is 2627225499.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9945227263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 375013 + ... + 400655.

It is an arithmetic number, because the mean of its divisors is an integer number (638766396).

Almost surely, 2^9945227262 is an apocalyptic number.

9945227262 is an abundant number, since it is smaller than the sum of its proper divisors (10495297410).

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

9945227262 is a wasteful number, since it uses less digits than its factorization.

9945227262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27432.

The product of its digits is 1088640, while the sum is 48.

The square root of 9945227262 is about 99725.7602728603. The cubic root of 9945227262 is about 2150.4940102961.

The spelling of 9945227262 in words is "nine billion, nine hundred forty-five million, two hundred twenty-seven thousand, two hundred sixty-two".