940712820 has 24 divisors (see below), whose sum is σ = 2633996064. Its totient is φ = 250856736.

The previous prime is 940712807. The next prime is 940712831. The reversal of 940712820 is 28217049.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7839214 + ... + 7839333.

It is an arithmetic number, because the mean of its divisors is an integer number (109749836).

Almost surely, 2^940712820 is an apocalyptic number.

It is an amenable number.

940712820 is an abundant number, since it is smaller than the sum of its proper divisors (1693283244).

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

940712820 is a wasteful number, since it uses less digits than its factorization.

940712820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15678559 (or 15678557 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 940712820 is about 30671.0420429434. The cubic root of 940712820 is about 979.8336591201.

Adding to 940712820 its reverse (28217049), we get a palindrome (968929869).

The spelling of 940712820 in words is "nine hundred forty million, seven hundred twelve thousand, eight hundred twenty".