945566940 has 24 divisors (see below), whose sum is σ = 2647587600. Its totient is φ = 252151168.

The previous prime is 945566873. The next prime is 945566957. The reversal of 945566940 is 49665549.

945566940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 945566940.

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, 7879665 + ... + 7879784.

It is an arithmetic number, because the mean of its divisors is an integer number (110316150).

Almost surely, 2^945566940 is an apocalyptic number.

It is an amenable number.

945566940 is an abundant number, since it is smaller than the sum of its proper divisors (1702020660).

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

945566940 is a wasteful number, since it uses less digits than its factorization.

945566940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15759461 (or 15759459 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 48.

The square root of 945566940 is about 30750.0721950372. The cubic root of 945566940 is about 981.5160970351.

The spelling of 945566940 in words is "nine hundred forty-five million, five hundred sixty-six thousand, nine hundred forty".