940686048 has 144 divisors (see below), whose sum is σ = 2920619520. Its totient is φ = 297012096.

The previous prime is 940686011. The next prime is 940686091. The reversal of 940686048 is 840686049.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a junction number, because it is equal to n+sod(n) for n = 940685994 and 940686012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144561 + ... + 150927.

It is an arithmetic number, because the mean of its divisors is an integer number (20282080).

Almost surely, 2^940686048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 940686048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1460309760).

940686048 is an abundant number, since it is smaller than the sum of its proper divisors (1979933472).

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

940686048 is a wasteful number, since it uses less digits than its factorization.

940686048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6411 (or 6391 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 940686048 is about 30670.6056021070. The cubic root of 940686048 is about 979.8243639151.

Subtracting from 940686048 its reverse (840686049), we obtain a palindrome (99999999).

The spelling of 940686048 in words is "nine hundred forty million, six hundred eighty-six thousand, forty-eight".