991047062 has 8 divisors (see below), whose sum is σ = 1574015976. Its totient is φ = 466375072.

The previous prime is 991047061. The next prime is 991047089. The reversal of 991047062 is 260740199.

991047062 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (991047061) 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, 14574188 + ... + 14574255.

It is an arithmetic number, because the mean of its divisors is an integer number (196751997).

Almost surely, 2^991047062 is an apocalyptic number.

991047062 is a deficient number, since it is larger than the sum of its proper divisors (582968914).

991047062 is a wasteful number, since it uses less digits than its factorization.

991047062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29148462.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 991047062 is about 31480.8999553698. The cubic root of 991047062 is about 997.0067366473.

The spelling of 991047062 in words is "nine hundred ninety-one million, forty-seven thousand, sixty-two".