9401711772 has 12 divisors (see below), whose sum is σ = 21937327496. Its totient is φ = 3133903920.

The previous prime is 9401711747. The next prime is 9401711777. The reversal of 9401711772 is 2771171049.

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

It is a self number, because there is not a number n which added to its sum of digits gives 9401711772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9401711777) 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, 391737979 + ... + 391738002.

Almost surely, 2^9401711772 is an apocalyptic number.

It is an amenable number.

9401711772 is an abundant number, since it is smaller than the sum of its proper divisors (12535615724).

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

9401711772 is a wasteful number, since it uses less digits than its factorization.

9401711772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783475988 (or 783475986 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 39.

The square root of 9401711772 is about 96962.4245365183. The cubic root of 9401711772 is about 2110.5823936852.

The spelling of 9401711772 in words is "nine billion, four hundred one million, seven hundred eleven thousand, seven hundred seventy-two".